Product by Cisco
Cisco Utd Snort Ips Engine Software
29 known vulnerabilities in Cisco Utd Snort Ips Engine Software (Cisco), 0 of them actively exploited (CISA KEV).
Key figures
29
Vulnerabilities
0
Actively exploited (KEV)
0
Used by ransomware
2
Critical
Vulnerabilities
Actively exploited vulnerabilities (CISA KEV) first, then by priority. Click a column header to re-sort the table.
| High | CVE-2021-1285 | Multiple Cisco Products SNORT Ethernet Frame Decoder Denial of Service Vulnerability | 7.4 | |
| High | CVE-2022-20685 | Multiple Cisco Products Snort Modbus Denial of Service Vulnerability | 7.5 | |
| Critical | CVE-2026-20043 | Multiple Cisco Products Snort 3 Software Hardening Release: October 2026 | 9.0 | |
| High | CVE-2026-20356 | Multiple Cisco Products Snort 3 Software Hardening Release: October 2026 | 7.5 | |
| High | CVE-2026-20236 | Multiple Cisco Products Snort 3 Software Hardening Release: October 2026 | 7.5 | |
| Medium | CVE-2026-20218 | Cisco Open Source Snort3: Stack-based Buffer Overflow | 5.8 | |
| Medium | CVE-2026-20221 | Multiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service Vulnerabilities | 5.8 | |
| Medium | CVE-2026-20019 | Multiple Cisco Products Snort 3 Netflow Denial of Service Vulnerabilities | 5.8 | |
| Medium | CVE-2026-20011 | Multiple Cisco Products Snort 3 SMTP MIME Denial of Service Vulnerability | 5.8 | |
| Medium | CVE-2026-20197 | Multiple Cisco Products Snort 3 Teredo Protocol Denial of Service Vulnerability | 5.8 | |
| Medium | CVE-2026-20179 | Multiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service Vulnerabilities | 5.8 | |
| Medium | CVE-2026-76445 | Multiple Cisco Products Snort 3 Denial of Service Vulnerability | 5.3 | |
| Medium | CVE-2021-1494 | Cisco UTD SNORT IPS Engine Software: Protection Mechanism Failure | 5.8 | |
| High | CVE-2026-20291 | Multiple Cisco Products Snort 3 Software Hardening Release: October 2026 | 7.8 | |
| Medium | CVE-2026-20026 | Multiple Cisco Products Snort 3 DCERPC Vulnerabilities | 5.8 | |
| Medium | CVE-2026-20005 | Cisco Secure Firewall Threat Defense (FTD) Software: Missing Report of Error Condition | 5.8 | |
| Medium | CVE-2026-20027 | Cisco Snort DCERPC Stub Data Out of Bounds Read | 5.3 | |
| Critical | CVE-2025-20359 | Multiple Cisco Products Snort 3 MIME Information Disclosure or Denial of Service Vulnerability | 6.5 | |
| Medium | CVE-2026-20067 | Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability | 5.8 | |
| Medium | CVE-2026-20066 | Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability | 5.8 | |
| Medium | CVE-2026-20057 | Cisco Cyber Vision: Divide By Zero | 5.8 | |
| Medium | CVE-2026-20054 | Cisco Cyber Vision: Infinite Loop | 5.8 | |
| Medium | CVE-2026-20068 | Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability | 5.8 | |
| Medium | CVE-2026-20053 | Cisco Cyber Vision: Heap-based Buffer Overflow | 5.8 | |
| Medium | CVE-2026-20058 | Cisco Secure Firewall Threat Defense (FTD) Software: Access of Memory Location Before Start of Buffer | 5.8 |
News
- Cisco Advance Notification for Publication of October 21, 2026, Security Advisoriescisco-psirt
- Multiple Cisco Products Snort 3 Denial of Service Vulnerabilitiescisco-psirt
- Multiple Cisco Products Snort 3 SMTP MIME Denial of Service Vulnerabilitycisco-psirt
- Multiple Cisco Products Snort 3 Visual Basic for Applications Buffer Overflow Denial of Service Vulnerabilitycisco-psirt
- Multiple Cisco Products Snort 3 Denial of Service Vulnerabilitycisco-psirt
- Multiple Cisco Products Snort 3 Security Hardening Release: October 2026cisco-psirt