CriticalCVE-2024-20353

    Cisco ASA and FTD Denial of Service Vulnerability (CVE-2024-20353)

    Published Last modified In CISA KEV since Sources: SingCERT, pwn.watch, CVE.org

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    What is affected, what to do

    An unauthenticated attacker can exploit an infinite loop vulnerability in the management and VPN web servers of Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) to cause a remote denial of service condition. The vulnerability arises from incomplete error checking when parsing an HTTP header. It is actively exploited in the field and listed in the CISA KEV catalog. All versions of Cisco ASA and FTD Software are affected. Immediate patching to the latest version is critical to mitigate this vulnerability.

    The vulnerability is being actively exploited; treat it as a priority. The available sources name no fixed version. Check the vendor guidance in the references below. Immediate actions, mitigation and detection rules are in the runbook below.

    Affected
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.1..9.8.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.1.5..9.8.1.5
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.1.7..9.8.1.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2..9.8.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.8..9.8.2.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.14..9.8.2.14
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.15..9.8.2.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.17..9.8.2.17
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.20..9.8.2.20
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.24..9.8.2.24
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.26..9.8.2.26
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.28..9.8.2.28
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.33..9.8.2.33
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.35..9.8.2.35
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.2.38..9.8.2.38
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.8..9.8.3.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.11..9.8.3.11
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.14..9.8.3.14
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.16..9.8.3.16
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.18..9.8.3.18
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.21..9.8.3.21
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3..9.8.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.26..9.8.3.26
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.3.29..9.8.3.29
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4..9.8.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.3..9.8.4.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.7..9.8.4.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.8..9.8.4.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.10..9.8.4.10
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.12..9.8.4.12
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.15..9.8.4.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.17..9.8.4.17
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.25..9.8.4.25
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.20..9.8.4.20
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.22..9.8.4.22
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.26..9.8.4.26
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.29..9.8.4.29
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.32..9.8.4.32
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.33..9.8.4.33
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.34..9.8.4.34
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.35..9.8.4.35
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.39..9.8.4.39
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.40..9.8.4.40
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.41..9.8.4.41
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.43..9.8.4.43
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.44..9.8.4.44
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.45..9.8.4.45
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.46..9.8.4.46
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.8.4.48..9.8.4.48
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.1..9.12.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.1.2..9.12.1.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.1.3..9.12.1.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.2..9.12.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.2.4..9.12.2.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.2.5..9.12.2.5
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.2.9..9.12.2.9
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.3..9.12.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.3.2..9.12.3.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.3.7..9.12.3.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4..9.12.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.3.12..9.12.3.12
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.3.9..9.12.3.9
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.2.1..9.12.2.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.2..9.12.4.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.4..9.12.4.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.7..9.12.4.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.10..9.12.4.10
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.13..9.12.4.13
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.8..9.12.4.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.18..9.12.4.18
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.24..9.12.4.24
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.26..9.12.4.26
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.29..9.12.4.29
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.30..9.12.4.30
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.35..9.12.4.35
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.37..9.12.4.37
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.38..9.12.4.38
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.39..9.12.4.39
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.40..9.12.4.40
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.41..9.12.4.41
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.47..9.12.4.47
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.48..9.12.4.48
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.50..9.12.4.50
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.52..9.12.4.52
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.54..9.12.4.54
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.55..9.12.4.55
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.56..9.12.4.56
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.58..9.12.4.58
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.62..9.12.4.62
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.12.4.65..9.12.4.65
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.1..9.14.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.1.10..9.14.1.10
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.1.6..9.14.1.6
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.1.15..9.14.1.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.1.19..9.14.1.19
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.1.30..9.14.1.30
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.2..9.14.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.2.4..9.14.2.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.2.8..9.14.2.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.2.13..9.14.2.13
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.2.15..9.14.2.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3..9.14.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3.1..9.14.3.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3.9..9.14.3.9
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3.11..9.14.3.11
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3.13..9.14.3.13
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3.18..9.14.3.18
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.3.15..9.14.3.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4..9.14.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.6..9.14.4.6
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.7..9.14.4.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.12..9.14.4.12
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.13..9.14.4.13
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.14..9.14.4.14
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.15..9.14.4.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.17..9.14.4.17
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.22..9.14.4.22
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.14.4.23..9.14.4.23
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1..9.15.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.7..9.15.1.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.10..9.15.1.10
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.15..9.15.1.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.16..9.15.1.16
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.17..9.15.1.17
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.1..9.15.1.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.15.1.21..9.15.1.21
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.1..9.16.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.1.28..9.16.1.28
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.2..9.16.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.2.3..9.16.2.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.2.7..9.16.2.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.2.11..9.16.2.11
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.2.13..9.16.2.13
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.2.14..9.16.2.14
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.3..9.16.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.3.3..9.16.3.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.3.14..9.16.3.14
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.3.15..9.16.3.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.3.19..9.16.3.19
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.3.23..9.16.3.23
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4..9.16.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.9..9.16.4.9
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.14..9.16.4.14
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.18..9.16.4.18
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.19..9.16.4.19
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.27..9.16.4.27
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.38..9.16.4.38
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.39..9.16.4.39
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.42..9.16.4.42
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.48..9.16.4.48
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.16.4.55..9.16.4.55
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1..9.17.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.7..9.17.1.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.9..9.17.1.9
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.10..9.17.1.10
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.11..9.17.1.11
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.13..9.17.1.13
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.15..9.17.1.15
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.20..9.17.1.20
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.30..9.17.1.30
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.17.1.33..9.17.1.33
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.1..9.18.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.1.3..9.18.1.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.2..9.18.2
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.2.5..9.18.2.5
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.2.7..9.18.2.7
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.2.8..9.18.2.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.3..9.18.3
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.3.39..9.18.3.39
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.3.46..9.18.3.46
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.3.53..9.18.3.53
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.3.55..9.18.3.55
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.3.56..9.18.3.56
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.4..9.18.4
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.4.5..9.18.4.5
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.18.4.8..9.18.4.8
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1..9.19.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.5..9.19.1.5
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.9..9.19.1.9
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.12..9.19.1.12
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.18..9.19.1.18
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.22..9.19.1.22
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.24..9.19.1.24
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.19.1.27..9.19.1.27
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.20.1..9.20.1
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.20.1.5..9.20.1.5
    • Cisco Adaptive Security Appliance (ASA) Software eq 9.20.2..9.20.2
    • Cisco Firepower Threat Defense Software eq 6.2.3..6.2.3
    • Cisco Firepower Threat Defense Software eq 6.2.3.1..6.2.3.1
    • Cisco Firepower Threat Defense Software eq 6.2.3.2..6.2.3.2
    • Cisco Firepower Threat Defense Software eq 6.2.3.3..6.2.3.3
    • Cisco Firepower Threat Defense Software eq 6.2.3.4..6.2.3.4
    • Cisco Firepower Threat Defense Software eq 6.2.3.5..6.2.3.5
    • Cisco Firepower Threat Defense Software eq 6.2.3.6..6.2.3.6
    • Cisco Firepower Threat Defense Software eq 6.2.3.7..6.2.3.7
    • Cisco Firepower Threat Defense Software eq 6.2.3.8..6.2.3.8
    • Cisco Firepower Threat Defense Software eq 6.2.3.10..6.2.3.10
    • Cisco Firepower Threat Defense Software eq 6.2.3.11..6.2.3.11
    • Cisco Firepower Threat Defense Software eq 6.2.3.9..6.2.3.9
    • Cisco Firepower Threat Defense Software eq 6.2.3.12..6.2.3.12
    • Cisco Firepower Threat Defense Software eq 6.2.3.13..6.2.3.13
    • Cisco Firepower Threat Defense Software eq 6.2.3.14..6.2.3.14
    • Cisco Firepower Threat Defense Software eq 6.2.3.15..6.2.3.15
    • Cisco Firepower Threat Defense Software eq 6.2.3.16..6.2.3.16
    • Cisco Firepower Threat Defense Software eq 6.2.3.17..6.2.3.17
    • Cisco Firepower Threat Defense Software eq 6.2.3.18..6.2.3.18
    • Cisco Firepower Threat Defense Software eq 6.6.0..6.6.0
    • Cisco Firepower Threat Defense Software eq 6.6.0.1..6.6.0.1
    • Cisco Firepower Threat Defense Software eq 6.6.1..6.6.1
    • Cisco Firepower Threat Defense Software eq 6.6.3..6.6.3
    • Cisco Firepower Threat Defense Software eq 6.6.4..6.6.4
    • Cisco Firepower Threat Defense Software eq 6.6.5..6.6.5
    • Cisco Firepower Threat Defense Software eq 6.6.5.1..6.6.5.1
    • Cisco Firepower Threat Defense Software eq 6.6.5.2..6.6.5.2
    • Cisco Firepower Threat Defense Software eq 6.6.7..6.6.7
    • Cisco Firepower Threat Defense Software eq 6.6.7.1..6.6.7.1
    • Cisco Firepower Threat Defense Software eq 6.4.0..6.4.0
    • Cisco Firepower Threat Defense Software eq 6.4.0.1..6.4.0.1
    • Cisco Firepower Threat Defense Software eq 6.4.0.3..6.4.0.3
    • Cisco Firepower Threat Defense Software eq 6.4.0.2..6.4.0.2
    • Cisco Firepower Threat Defense Software eq 6.4.0.4..6.4.0.4
    • Cisco Firepower Threat Defense Software eq 6.4.0.5..6.4.0.5
    • Cisco Firepower Threat Defense Software eq 6.4.0.6..6.4.0.6
    • Cisco Firepower Threat Defense Software eq 6.4.0.7..6.4.0.7
    • Cisco Firepower Threat Defense Software eq 6.4.0.8..6.4.0.8
    • Cisco Firepower Threat Defense Software eq 6.4.0.9..6.4.0.9
    • Cisco Firepower Threat Defense Software eq 6.4.0.10..6.4.0.10
    • Cisco Firepower Threat Defense Software eq 6.4.0.11..6.4.0.11
    • Cisco Firepower Threat Defense Software eq 6.4.0.12..6.4.0.12
    • Cisco Firepower Threat Defense Software eq 6.4.0.13..6.4.0.13
    • Cisco Firepower Threat Defense Software eq 6.4.0.14..6.4.0.14
    • Cisco Firepower Threat Defense Software eq 6.4.0.15..6.4.0.15
    • Cisco Firepower Threat Defense Software eq 6.4.0.16..6.4.0.16
    • Cisco Firepower Threat Defense Software eq 6.4.0.17..6.4.0.17
    • Cisco Firepower Threat Defense Software eq 6.7.0..6.7.0
    • Cisco Firepower Threat Defense Software eq 6.7.0.1..6.7.0.1
    • Cisco Firepower Threat Defense Software eq 6.7.0.2..6.7.0.2
    • Cisco Firepower Threat Defense Software eq 6.7.0.3..6.7.0.3
    • Cisco Firepower Threat Defense Software eq 7.0.0..7.0.0
    • Cisco Firepower Threat Defense Software eq 7.0.0.1..7.0.0.1
    • Cisco Firepower Threat Defense Software eq 7.0.1..7.0.1
    • Cisco Firepower Threat Defense Software eq 7.0.1.1..7.0.1.1
    • Cisco Firepower Threat Defense Software eq 7.0.2..7.0.2
    • Cisco Firepower Threat Defense Software eq 7.0.2.1..7.0.2.1
    • Cisco Firepower Threat Defense Software eq 7.0.3..7.0.3
    • Cisco Firepower Threat Defense Software eq 7.0.4..7.0.4
    • Cisco Firepower Threat Defense Software eq 7.0.5..7.0.5
    • Cisco Firepower Threat Defense Software eq 7.0.6..7.0.6
    • Cisco Firepower Threat Defense Software eq 7.0.6.1..7.0.6.1
    • Cisco Firepower Threat Defense Software eq 7.1.0..7.1.0
    • Cisco Firepower Threat Defense Software eq 7.1.0.1..7.1.0.1
    • Cisco Firepower Threat Defense Software eq 7.1.0.2..7.1.0.2
    • Cisco Firepower Threat Defense Software eq 7.1.0.3..7.1.0.3
    • Cisco Firepower Threat Defense Software eq 7.2.0..7.2.0
    • Cisco Firepower Threat Defense Software eq 7.2.0.1..7.2.0.1
    • Cisco Firepower Threat Defense Software eq 7.2.1..7.2.1
    • Cisco Firepower Threat Defense Software eq 7.2.2..7.2.2
    • Cisco Firepower Threat Defense Software eq 7.2.3..7.2.3
    • Cisco Firepower Threat Defense Software eq 7.2.4..7.2.4
    • Cisco Firepower Threat Defense Software eq 7.2.4.1..7.2.4.1
    • Cisco Firepower Threat Defense Software eq 7.2.5..7.2.5
    • Cisco Firepower Threat Defense Software eq 7.2.5.1..7.2.5.1
    • Cisco Firepower Threat Defense Software eq 7.3.0..7.3.0
    • Cisco Firepower Threat Defense Software eq 7.3.1..7.3.1
    • Cisco Firepower Threat Defense Software eq 7.3.1.1..7.3.1.1
    • Cisco Firepower Threat Defense Software eq 7.4.0..7.4.0
    • Cisco Firepower Threat Defense Software eq 7.4.1..7.4.1

    Not sure whether and how you are affected? Ask a question about this vulnerability

    Metrics

    8.6

    Priority

    XIEM Effective CVSS: highest available CVSS rating from NVD and vendor data.

    Source: NVD, CVSS v3

    8.6

    CVSS v3

    Severity High on the scale from 0 to 10.

    Source: SingCERT, pwn.watch, CVE.org

    69.8 %

    EPSS score

    High — model estimates ≥ 50% chance of real-world exploitation within 30 days.

    Source: FIRST EPSS, percentile 99.37

    Show all metrics
    Severity
    Critical
    Priority (0–325)

    The priority score is a consolidated metric that condenses several individual signals into a single, action-guiding ranking: technical severity (CVSS), exploitation likelihood (EPSS), known-exploited status (KEV) and the context of the affected asset. The aim is to answer the only truly important question in vulnerability management: what first?

    Read in glossary
    226.94 Methodology
    Exploit maturity

    An exploit is code or a technique that specifically uses a concrete vulnerability to force unintended behaviour — such as executing code or escalating privileges. It is the tool that turns a theoretical flaw into a practical attack.

    Read in glossary
    actively exploitedSource: ANSSI / CERT-FR, CSA/SingCERT How we classify
    XIEM Effective CVSS

    XIEM® is the tiered managed-security operating model from NEOSEC and a registered trademark of NEOSEC GmbH. It extends classic SIEM — the central collection, normalisation and correlation of security-relevant events — with endpoint forensics, network visibility and deception technology, and consolidates them into three building tiers: Sentry, Orchestrate and Command.

    Read in glossary
    8.6 Methodology
    CVSS v3

    CVSS is the globally established, open standard for assessing the technical severity of a vulnerability on a scale from 0 to 10. It describes how easily a flaw can be exploited and what damage it can cause — but not how likely its actual exploitation is. CVSS and the complementary EPSS deliberately answer different questions.

    Read in glossary
    8.6
    EPSS score

    The EPSS score is the absolute model output for an individual vulnerability: the estimated probability of real-world exploitation within the next 30 days, expressed as a value between 0 and 1 (i.e. 0 % to 100 %). A score of 0.42 means „the model estimates a 42 % chance of real-world exploitation within 30 days“.

    Read in glossary
    69.8 %
    High — model estimates ≥ 50% chance of real-world exploitation within 30 days.
    EPSS percentile

    The EPSS percentile is the relative position of a vulnerability within all EPSS-scored CVEs, expressed as a value between 0 and 1. A percentile of 0.90 means „this CVE has a higher EPSS score than 90 % of all other scored CVEs“. Unlike the EPSS score, it is not a probability — but a positioning within a ranking.

    Read in glossary
    99.37
    Critical — this CVE ranks in the top fifth of all CVEs scored today (rank ≥ 80%).
    KEV status

    The KEV catalogue is a list maintained by the US authority CISA of vulnerabilities for which active exploitation in the wild has been confirmed. It answers not the question „how severe?“ but „is it already being attacked?“ — thereby sharply prioritising patching.

    Read in glossary
    Actively exploited
    Published
    In CISA KEV since

    The KEV catalogue is a list maintained by the US authority CISA of vulnerabilities for which active exploitation in the wild has been confirmed. It answers not the question „how severe?“ but „is it already being attacked?“ — thereby sharply prioritising patching.

    Read in glossary
    CISA assessment (SSVC)
    Exploitation: active · automatable · Technical impact: partial
    Source: CISA Vulnrichment, as of 29 April 2024
    CWE

    CWE is a catalogue of typical weakness types in software and hardware — such as flawed input validation, unsafe memory handling or poor authentication. Where a CVE names a concrete vulnerability in a concrete product, a CWE describes the underlying class of defect.

    Read in glossary
    CWE-835

    Response and mitigation

    Why act now?

    Prioritisation rationale

    This flaw is network-reachable without authentication and trivial to trigger, and it sits on the perimeter: one crafted HTTP request reloads the firewall or VPN headend, cutting site links and remote access in one stroke. Exploitation likelihood is rated very high. CISA records no known ransomware use, but forced reloads have been used as a building block in targeted perimeter campaigns against government and critical-infrastructure networks, for example to cover tracks or activate tampered components. For NIS2/KRITIS organisations with internet-facing ASA/FTD VPN or management, treat this as critical and patch within 24-72 hours. Where management is internal-only and WebVPN is disabled, an expedited regular patch cycle is defensible.

    1. Runbook step 1

      Immediate response (0-24 h)

      • Inventory every appliance: List all Cisco ASA and FTD instances (hardware, ASAv, FTDv, cloud images) and pull the running version with show version. The 9.8.x builds listed (9.8.1 through 9.8.2.17) are only a subset, so validate every version against the Cisco Software Checker.
      • Apply the fix: A patch is available from the vendor. Look up the fixed release in the Cisco advisory or the Cisco Software Checker. 9.8.x is a legacy train, so expect to move to a supported train. In failover pairs, upgrade the standby unit first.
      • Lock down the management web server now: Run show run http and check whether ASDM/HTTPS management is permitted on outside or other untrusted interfaces. Restrict http <net> <mask> <interface> entries to the dedicated management network. If ASDM isn't used, apply no http server enable.
      • Assess the exposed VPN web server: Use show run webvpn and show run tunnel-group to identify interfaces running AnyConnect/Secure Client SSL or clientless WebVPN (typically TCP 443). Disable any WebVPN features you don't need.
      • Investigate unexplained reloads: Check show version (uptime, last reload reason) and show crashinfo. Treat any reload outside a change window as a security incident. Preserve config and crashinfo before patching so the evidence survives.

    2. Runbook step 2

      Mitigation layers

      • Network segmentation: Management must be reachable only from an out-of-band VLAN or jump host. Block the firewall's HTTPS management ports from the internet and user VLANs further upstream, e.g. with an edge router ACL or ISP-side filtering.
      • Restrict access to the VPN portal: Where the user population allows it, apply geo-IP or allowlist filtering in front of the SSL VPN. Alternatively, fall back to IPsec/IKEv2 without the web portal until patched.
      • IPS / upstream inspection: Enable the vendor signatures for CVE-2024-20353 (Cisco Talos/Snort rule sets) on upstream IPS. Because the traffic is TLS, these only help where decryption is possible ahead of the ASA. Add per-source rate limiting of new TLS sessions to TCP 443 on the firewall's outside address.
      • Availability safeguards: Repeated requests can knock over both units of an active/standby pair in turn. Verify failover behaviour, alerting and out-of-band connectivity for critical sites.
      • Configuration hardening: Disable unused services (ASDM, clientless WebVPN, idle portals). Prefer SSH with AAA for management. Forward logs to an external syslog collector so reload evidence is not lost on the device.

    3. Runbook step 3

      Detection rules

      • Syslog reload events: Alert on startup messages such as %ASA-6-199002 ("Startup completed") outside maintenance windows. SPL: index=network sourcetype=cisco:asa "%ASA-6-199002" | stats count by host
      • Logging gaps and SNMP: Trigger on SNMP coldStart/warmStart traps and on a firewall's syslog stream going silent for more than N minutes. Sigma shape: logsource: network/cisco_asa, condition = gap in events followed by a startup message.
      • Network telemetry (Zeek/NetFlow): Watch for bursts of TLS connections from one or a few external sources to TCP 443 on the ASA outside interface, followed immediately by mass session teardown or loss of reachability. In Zeek conn.log, correlate short, low-byte sessions with a subsequent RST storm.
      • Device forensics: Document new show crashinfo entries tied to HTTP/WebVPN processes. After any unexplained reload, follow Cisco's published hunting guidance for tampered images and memory regions, and verify image hashes with verify /md5 against Cisco's reference values.
      • Management access: Alert on %ASA-6-605005 (successful ASDM/HTTPS login) and on management-port connections from unauthorised source networks.

    Detection rules

    No NEOSEC detection rule is available for this vulnerability yet.

    Classification under NIS2 and CRA

    Rule-based classification from exploitation status and severity. It does not replace a case-by-case assessment.

    NIS2

    NIS2 is EU Directive (EU) 2022/2555 to raise the level of cybersecurity across the Union. It substantially broadens obligations compared with the first NIS directive: more sectors, mandatory risk management, staged reporting duties and personal accountability of senior management.

    Read in glossary
    Actively exploited: treat the vulnerability as a priority in vulnerability handling under Art. 21(2)(e) NIS2. If it is exploited in your environment, check the reporting obligation under Art. 23 (early warning within 24 hours).
    CRA

    The CRA is EU Regulation (EU) 2024/2847 setting horizontal cybersecurity requirements for „products with digital elements“ — from industrial controllers and software to connected consumer devices. For the first time manufacturers must ensure security across the entire product lifecycle, handle vulnerabilities and provide security updates.

    Read in glossary
    Since 11.09.2026, manufacturers of affected products with digital elements must report actively exploited vulnerabilities under Art. 14 CRA, with an early warning within 24 hours via ENISA's single reporting platform.
    ISO/IEC 27001

    ISO/IEC 27001 is the internationally leading standard for an information security management system (ISMS). It describes a risk-based, process-oriented framework to systematically plan, implement, review and improve information security.

    Read in glossary
    Control A.8.8, management of technical vulnerabilities: assess relevance to your systems, plan remediation and keep evidence.

    Description

    A vulnerability in the management and VPN web servers for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to incomplete error checking when parsing an HTTP header. An attacker could exploit this vulnerability by sending a crafted HTTP request to a targeted web server on a device. A successful exploit could allow the attacker to cause a DoS condition when the device reloads.

    Source: CSA/SingCERT, pwn.watch, cvelistv5, CISA KEV Catalog, NVD (NIST), CVE.org (MITRE)

    Affected products

    The following versions are affected. Older releases of the same product line are also vulnerable unless stated otherwise.

    Affected products
    Affected versionsFixed in
    CiscoCisco Adaptive Security Appliance (ASA) Software
    • 9.12.2.4
    • 9.17.1.15
    • 9.8.4.48
    • 9.8.3
    • 9.12.3.7
    • 9.16.4.14
    • 9.8.4.33
    • 9.14.1.30
    • 9.15.1.15
    • 9.8.4.12
    • 9.12.3.12
    • 9.14.4.15
    • 9.19.1.22
    • 9.8.2
    • 9.15.1.10
    • 9.14.4.22
    • 9.8.4.7
    • 9.12.2.1
    • 9.19.1
    • 9.12.4.24
    • 9.8.2.35
    • 9.18.2
    • 9.12.4.48
    • 9.8.1.7
    • 9.17.1.9
    • 9.16.3.19
    • 9.16.4.48
    • 9.17.1
    • 9.15.1
    • 9.18.3
    • 9.8.1
    • 9.19.1.9
    • 9.14.3.13
    • 9.15.1.21
    • 9.8.4.44
    • 9.17.1.10
    • 9.14.2.15
    • 9.8.2.26
    • 9.14.2
    • 9.18.3.53
    • 9.16.4.27
    • 9.16.3
    • 9.18.1.3
    • 9.16.4.55
    • 9.12.4.47
    • 9.18.3.46
    • 9.8.3.11
    • 9.12.4.38
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    Vendors and products

    Affected operating systems

    Affected operating systems
    Otherciscoadaptive_security_appliance_software9.12.1
    Otherciscoadaptive_security_appliance_software9.12.1.2
    Otherciscoadaptive_security_appliance_software9.12.1.3
    Otherciscoadaptive_security_appliance_software9.12.2
    Otherciscoadaptive_security_appliance_software9.12.2.1
    Otherciscoadaptive_security_appliance_software9.12.2.4
    Otherciscoadaptive_security_appliance_software9.12.2.5
    Otherciscoadaptive_security_appliance_software9.12.2.9
    Otherciscoadaptive_security_appliance_software9.12.3
    Otherciscoadaptive_security_appliance_software9.12.3.12
    Otherciscoadaptive_security_appliance_software9.12.3.2
    Otherciscoadaptive_security_appliance_software9.12.3.7
    Otherciscoadaptive_security_appliance_software9.12.3.9
    Otherciscoadaptive_security_appliance_software9.12.4
    Otherciscoadaptive_security_appliance_software9.12.4.10
    Otherciscoadaptive_security_appliance_software9.12.4.13
    Otherciscoadaptive_security_appliance_software9.12.4.18
    Otherciscoadaptive_security_appliance_software9.12.4.2
    Otherciscoadaptive_security_appliance_software9.12.4.24
    Otherciscoadaptive_security_appliance_software9.12.4.26
    Otherciscoadaptive_security_appliance_software9.12.4.29
    Otherciscoadaptive_security_appliance_software9.12.4.30
    Otherciscoadaptive_security_appliance_software9.12.4.35
    Otherciscoadaptive_security_appliance_software9.12.4.37

    Weakness classes (CWE)

    • CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')

      Base

      The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

      Entry at MITRE CWE-835

    Public exploit references

    Publicly reported proof-of-concepts, exploit modules and detection templates for this vulnerability. NEOSEC links to the original sources only and does not provide any exploit code.

    Public exploit references
    CISA KEV CatalogCISA Known Exploited Vulnerability (opens in a new tab)cisa.govactively exploited
    CSA/SingCERTActive Exploitation of Vulnerabilities in Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) Products (opens in a new tab)CSA/SingCERTactively exploited
    ANSSI / CERT-FRLicence Ouverte 2.0, as of CERTFR-2024-ALE-007 – Multiples vulnérabilités dans les produits Cisco (clôturée 2024-07-01) (opens in a new tab)cert.cyber.gouv.fractively exploited
    Reference tagged as exploitblog.talosintelligence.com (opens in a new tab)PoC (publicly reported)reported, not verified—

    References & sources

    • sec.cloudapps.cisco.comcisco-sa-asaftd-websrvs-dos-X8gNucD2pwn-watch
    • blog.talosintelligence.comArcaneDoor: new espionage-focused campaign found targeting perimeter network devicesExploit, pwn-watch
    • cisa.govknown-exploited-vulnerabilities-catalog?field_cve=CVE-2024-20353government-resource
    • cert.cyber.gouv.frANSSI / CERT-FR: CERTFR-2024-ALE-007 – Multiples vulnérabilités dans les produits Cisco (clôturée 2024-07-01)cert-fr
    • pwn.watchpwn.watch: Cisco ASA/FTD zero-days used in the ArcaneDoor espionage campaignpwn-watch
    • sec.cloudapps.cisco.comCisco advisory: CVE-2024-20359pwn-watch
    • NVD (NIST)NVD: CVE-2024-20353pwn-watch
    • NVD (NIST)NVD: CVE-2024-20359pwn-watch
    • cisa.govCISA Known Exploited Vulnerabilities Catalogpwn-watch

    Changes to this CVE

    Who changed this CVE and when: NVD (analysis, affected products, CVSS), the CVE publisher (CNA) and additional providers such as CISA (ADP).

    1. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.1:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.1:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    2. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.13:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.13:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    3. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.14:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.14:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    4. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.12:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.12:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    5. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.6.0:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.6.0:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    Show 25 older changes

    1. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.1.0:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.1.0:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    2. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.0.0:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.0.0:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    3. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.7.0:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.7.0:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    4. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.2.0.1:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.2.0.1:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    5. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.0.2.1:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.0.2.1:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    6. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.0.3:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.0.3:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    7. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.0.4:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.0.4:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    8. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.6.3:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.6.3:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    9. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.6.4:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.6.4:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    10. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.6.5:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.6.5:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    11. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.6.5.1:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.6.5.1:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    12. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.6.5.2:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.6.5.2:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    13. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:7.2.0:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:7.2.0:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    14. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.2:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.2:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    15. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.7:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.7:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    16. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.8:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.8:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    17. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.10:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.10:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    18. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.16:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.16:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    19. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.17:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.17:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    20. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.2.3.18:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.3.18:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    21. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.4.0.3:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.4.0.3:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    22. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.4.0.8:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.4.0.8:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    23. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.4.0.9:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.4.0.9:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    24. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.4.0.10:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.4.0.10:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

    25. Product identifiers remappedNVD

      Product mapping changed:
      Show the original change
      Individual changes of this event as published by NVD
      TypeActionBeforeAfter
      Product configurationchanged
      OR *cpe:2.3:a:cisco:firepower_threat_defense:6.4.0.11:*:*:*:*:*:*:*
      OR *cpe:2.3:a:cisco:secure_firewall_threat_defense:6.4.0.11:*:*:*:*:*:*:*

      Source identifier: nvd@nist.gov

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    <a href="https://intel.neosec.eu/en/cve/CVE-2024-20353"><img src="https://intel.neosec.eu/badge/cve/CVE-2024-20353.svg?lang=en" alt="CVE-2024-20353 – NEOSEC Intel" height="20"></a>