Buffer over-read in WLAN (CVE-2022-33271)
Published Sources: CVE.org
What is affected, what to do
Information disclosure due to buffer over-read in WLAN while parsing NMF frame.
The available sources name no fixed version. Check the vendor guidance in the references below.
- Affected
- Qualcomm Snapdragon
eq APQ8096AU..APQ8096AU - Qualcomm Snapdragon
eq AQT1000..AQT1000 - Qualcomm Snapdragon
eq AR8031..AR8031 - Qualcomm Snapdragon
eq AR8035..AR8035 - Qualcomm Snapdragon
eq AR9380..AR9380 - Qualcomm Snapdragon
eq CSR8811..CSR8811 - Qualcomm Snapdragon
eq CSRA6620..CSRA6620 - Qualcomm Snapdragon
eq CSRA6640..CSRA6640 - Qualcomm Snapdragon
eq CSRB31024..CSRB31024 - Qualcomm Snapdragon
eq IPQ5010..IPQ5010 - Qualcomm Snapdragon
eq IPQ5018..IPQ5018 - Qualcomm Snapdragon
eq IPQ5028..IPQ5028 - Qualcomm Snapdragon
eq IPQ6000..IPQ6000 - Qualcomm Snapdragon
eq IPQ6010..IPQ6010 - Qualcomm Snapdragon
eq IPQ6018..IPQ6018 - Qualcomm Snapdragon
eq IPQ6028..IPQ6028 - Qualcomm Snapdragon
eq IPQ8064..IPQ8064 - Qualcomm Snapdragon
eq IPQ8065..IPQ8065 - Qualcomm Snapdragon
eq IPQ8068..IPQ8068 - Qualcomm Snapdragon
eq IPQ8070..IPQ8070 - Qualcomm Snapdragon
eq IPQ8070A..IPQ8070A - Qualcomm Snapdragon
eq IPQ8071A..IPQ8071A - Qualcomm Snapdragon
eq IPQ8072A..IPQ8072A - Qualcomm Snapdragon
eq IPQ8074A..IPQ8074A - Qualcomm Snapdragon
eq IPQ8076..IPQ8076 - Qualcomm Snapdragon
eq IPQ8076A..IPQ8076A - Qualcomm Snapdragon
eq IPQ8078..IPQ8078 - Qualcomm Snapdragon
eq IPQ8078A..IPQ8078A - Qualcomm Snapdragon
eq IPQ8173..IPQ8173 - Qualcomm Snapdragon
eq IPQ8174..IPQ8174 - Qualcomm Snapdragon
eq IPQ9008..IPQ9008 - Qualcomm Snapdragon
eq IPQ9574..IPQ9574 - Qualcomm Snapdragon
eq MDM9640..MDM9640 - Qualcomm Snapdragon
eq MSM8996AU..MSM8996AU - Qualcomm Snapdragon
eq PMP8074..PMP8074 - Qualcomm Snapdragon
eq QAM8295P..QAM8295P - Qualcomm Snapdragon
eq QCA1062..QCA1062 - Qualcomm Snapdragon
eq QCA1064..QCA1064 - Qualcomm Snapdragon
eq QCA2062..QCA2062 - Qualcomm Snapdragon
eq QCA2064..QCA2064 - Qualcomm Snapdragon
eq QCA2065..QCA2065 - Qualcomm Snapdragon
eq QCA2066..QCA2066 - Qualcomm Snapdragon
eq QCA4024..QCA4024 - Qualcomm Snapdragon
eq QCA6174A..QCA6174A - Qualcomm Snapdragon
eq QCA6310..QCA6310 - Qualcomm Snapdragon
eq QCA6320..QCA6320 - Qualcomm Snapdragon
eq QCA6335..QCA6335 - Qualcomm Snapdragon
eq QCA6390..QCA6390 - Qualcomm Snapdragon
eq QCA6391..QCA6391 - Qualcomm Snapdragon
eq QCA6420..QCA6420 - Qualcomm Snapdragon
eq QCA6421..QCA6421 - Qualcomm Snapdragon
eq QCA6426..QCA6426 - Qualcomm Snapdragon
eq QCA6430..QCA6430 - Qualcomm Snapdragon
eq QCA6431..QCA6431 - Qualcomm Snapdragon
eq QCA6436..QCA6436 - Qualcomm Snapdragon
eq QCA6554A..QCA6554A - Qualcomm Snapdragon
eq QCA6564A..QCA6564A - Qualcomm Snapdragon
eq QCA6564AU..QCA6564AU - Qualcomm Snapdragon
eq QCA6574..QCA6574 - Qualcomm Snapdragon
eq QCA6574A..QCA6574A - Qualcomm Snapdragon
eq QCA6574AU..QCA6574AU - Qualcomm Snapdragon
eq QCA6584AU..QCA6584AU - Qualcomm Snapdragon
eq QCA6595..QCA6595 - Qualcomm Snapdragon
eq QCA6595AU..QCA6595AU - Qualcomm Snapdragon
eq QCA6678AQ..QCA6678AQ - Qualcomm Snapdragon
eq QCA6696..QCA6696 - Qualcomm Snapdragon
eq QCA6698AQ..QCA6698AQ - Qualcomm Snapdragon
eq QCA8072..QCA8072 - Qualcomm Snapdragon
eq QCA8075..QCA8075 - Qualcomm Snapdragon
eq QCA8081..QCA8081 - Qualcomm Snapdragon
eq QCA8082..QCA8082 - Qualcomm Snapdragon
eq QCA8084..QCA8084 - Qualcomm Snapdragon
eq QCA8085..QCA8085 - Qualcomm Snapdragon
eq QCA8337..QCA8337 - Qualcomm Snapdragon
eq QCA8386..QCA8386 - Qualcomm Snapdragon
eq QCA9367..QCA9367 - Qualcomm Snapdragon
eq QCA9377..QCA9377 - Qualcomm Snapdragon
eq QCA9886..QCA9886 - Qualcomm Snapdragon
eq QCA9888..QCA9888 - Qualcomm Snapdragon
eq QCA9889..QCA9889 - Qualcomm Snapdragon
eq QCA9980..QCA9980 - Qualcomm Snapdragon
eq QCA9984..QCA9984 - Qualcomm Snapdragon
eq QCA9985..QCA9985 - Qualcomm Snapdragon
eq QCA9986..QCA9986 - Qualcomm Snapdragon
eq QCA9990..QCA9990 - Qualcomm Snapdragon
eq QCA9992..QCA9992 - Qualcomm Snapdragon
eq QCA9994..QCA9994 - Qualcomm Snapdragon
eq QCC5100..QCC5100 - Qualcomm Snapdragon
eq QCM4325..QCM4325 - Qualcomm Snapdragon
eq QCM6125..QCM6125 - Qualcomm Snapdragon
eq QCM6490..QCM6490 - Qualcomm Snapdragon
eq QCN5021..QCN5021 - Qualcomm Snapdragon
eq QCN5022..QCN5022 - Qualcomm Snapdragon
eq QCN5024..QCN5024 - Qualcomm Snapdragon
eq QCN5052..QCN5052 - Qualcomm Snapdragon
eq QCN5054..QCN5054 - Qualcomm Snapdragon
eq QCN5122..QCN5122 - Qualcomm Snapdragon
eq QCN5124..QCN5124 - Qualcomm Snapdragon
eq QCN5152..QCN5152 - Qualcomm Snapdragon
eq QCN5154..QCN5154 - Qualcomm Snapdragon
eq QCN5164..QCN5164 - Qualcomm Snapdragon
eq QCN6023..QCN6023 - Qualcomm Snapdragon
eq QCN6024..QCN6024 - Qualcomm Snapdragon
eq QCN6100..QCN6100 - Qualcomm Snapdragon
eq QCN6102..QCN6102 - Qualcomm Snapdragon
eq QCN6112..QCN6112 - Qualcomm Snapdragon
eq QCN6122..QCN6122 - Qualcomm Snapdragon
eq QCN6132..QCN6132 - Qualcomm Snapdragon
eq QCN7605..QCN7605 - Qualcomm Snapdragon
eq QCN7606..QCN7606 - Qualcomm Snapdragon
eq QCN9000..QCN9000 - Qualcomm Snapdragon
eq QCN9001..QCN9001 - Qualcomm Snapdragon
eq QCN9002..QCN9002 - Qualcomm Snapdragon
eq QCN9003..QCN9003 - Qualcomm Snapdragon
eq QCN9011..QCN9011 - Qualcomm Snapdragon
eq QCN9012..QCN9012 - Qualcomm Snapdragon
eq QCN9022..QCN9022 - Qualcomm Snapdragon
eq QCN9024..QCN9024 - Qualcomm Snapdragon
eq QCN9070..QCN9070 - Qualcomm Snapdragon
eq QCN9072..QCN9072 - Qualcomm Snapdragon
eq QCN9074..QCN9074 - Qualcomm Snapdragon
eq QCN9100..QCN9100 - Qualcomm Snapdragon
eq QCN9274..QCN9274 - Qualcomm Snapdragon
eq QCS405..QCS405 - Qualcomm Snapdragon
eq QCS410..QCS410 - Qualcomm Snapdragon
eq QCS603..QCS603 - Qualcomm Snapdragon
eq QCS605..QCS605 - Qualcomm Snapdragon
eq QCS610..QCS610 - Qualcomm Snapdragon
eq QCS6125..QCS6125 - Qualcomm Snapdragon
eq QCS6490..QCS6490 - Qualcomm Snapdragon
eq QRB5165..QRB5165 - Qualcomm Snapdragon
eq QRB5165M..QRB5165M - Qualcomm Snapdragon
eq QRB5165N..QRB5165N - Qualcomm Snapdragon
eq QSM8250..QSM8250 - Qualcomm Snapdragon
eq QSM8350..QSM8350 - Qualcomm Snapdragon
eq SA4150P..SA4150P - Qualcomm Snapdragon
eq SA415M..SA415M - Qualcomm Snapdragon
eq SA515M..SA515M - Qualcomm Snapdragon
eq SA6145P..SA6145P - Qualcomm Snapdragon
eq SA6150P..SA6150P - Qualcomm Snapdragon
eq SA6155..SA6155 - Qualcomm Snapdragon
eq SA6155P..SA6155P - Qualcomm Snapdragon
eq SA8145P..SA8145P - Qualcomm Snapdragon
eq SA8150P..SA8150P - Qualcomm Snapdragon
eq SA8155..SA8155 - Qualcomm Snapdragon
eq SA8155P..SA8155P - Qualcomm Snapdragon
eq SA8195P..SA8195P - Qualcomm Snapdragon
eq SA8295P..SA8295P - Qualcomm Snapdragon
eq SC8180X+SDX55..SC8180X+SDX55 - Qualcomm Snapdragon
eq SD 455..SD 455 - Qualcomm Snapdragon
eq SD 636..SD 636 - Qualcomm Snapdragon
eq SD 675..SD 675 - Qualcomm Snapdragon
eq SD 8 Gen1 5G..SD 8 Gen1 5G - Qualcomm Snapdragon
eq SD 8CX..SD 8CX - Qualcomm Snapdragon
eq SD 8cx Gen2..SD 8cx Gen2 - Qualcomm Snapdragon
eq SD 8cx Gen3..SD 8cx Gen3 - Qualcomm Snapdragon
eq SD460..SD460 - Qualcomm Snapdragon
eq SD480..SD480 - Qualcomm Snapdragon
eq SD660..SD660 - Qualcomm Snapdragon
eq SD662..SD662 - Qualcomm Snapdragon
eq SD665..SD665 - Qualcomm Snapdragon
eq SD670..SD670 - Qualcomm Snapdragon
eq SD675..SD675 - Qualcomm Snapdragon
eq SD678..SD678 - Qualcomm Snapdragon
eq SD680..SD680 - Qualcomm Snapdragon
eq SD690 5G..SD690 5G - Qualcomm Snapdragon
eq SD695..SD695 - Qualcomm Snapdragon
eq SD710..SD710 - Qualcomm Snapdragon
eq SD712..SD712 - Qualcomm Snapdragon
eq SD720G..SD720G - Qualcomm Snapdragon
eq SD730..SD730 - Qualcomm Snapdragon
eq SD750G..SD750G - Qualcomm Snapdragon
eq SD765..SD765 - Qualcomm Snapdragon
eq SD765G..SD765G - Qualcomm Snapdragon
eq SD768G..SD768G - Qualcomm Snapdragon
eq SD778G..SD778G - Qualcomm Snapdragon
eq SD780G..SD780G - Qualcomm Snapdragon
eq SD7c..SD7c - Qualcomm Snapdragon
eq SD820..SD820 - Qualcomm Snapdragon
eq SD821..SD821 - Qualcomm Snapdragon
eq SD835..SD835 - Qualcomm Snapdragon
eq SD845..SD845 - Qualcomm Snapdragon
eq SD850..SD850 - Qualcomm Snapdragon
eq SD855..SD855 - Qualcomm Snapdragon
eq SD865 5G..SD865 5G - Qualcomm Snapdragon
eq SD870..SD870 - Qualcomm Snapdragon
eq SD888..SD888 - Qualcomm Snapdragon
eq SD888 5G..SD888 5G - Qualcomm Snapdragon
eq SDM630..SDM630 - Qualcomm Snapdragon
eq SDX20..SDX20 - Qualcomm Snapdragon
eq SDX20M..SDX20M - Qualcomm Snapdragon
eq SDX24..SDX24 - Qualcomm Snapdragon
eq SDX50M..SDX50M - Qualcomm Snapdragon
eq SDX55..SDX55 - Qualcomm Snapdragon
eq SDX55M..SDX55M - Qualcomm Snapdragon
eq SDX65..SDX65 - Qualcomm Snapdragon
eq SDXR1..SDXR1 - Qualcomm Snapdragon
eq SDXR2 5G..SDXR2 5G - Qualcomm Snapdragon
eq SG4150P..SG4150P - Qualcomm Snapdragon
eq SM4125..SM4125 - Qualcomm Snapdragon
eq SM6250..SM6250 - Qualcomm Snapdragon
eq SM6250P..SM6250P - Qualcomm Snapdragon
eq SM7250P..SM7250P - Qualcomm Snapdragon
eq SM7315..SM7315 - Qualcomm Snapdragon
eq SM7325P..SM7325P - Qualcomm Snapdragon
eq Snapdragon 4 Gen 1..Snapdragon 4 Gen 1 - Qualcomm Snapdragon
eq SSG2115P..SSG2115P - Qualcomm Snapdragon
eq SSG2125P..SSG2125P - Qualcomm Snapdragon
eq SW5100..SW5100 - Qualcomm Snapdragon
eq SW5100P..SW5100P - Qualcomm Snapdragon
eq SXR1230P..SXR1230P - Qualcomm Snapdragon
eq SXR2150P..SXR2150P - Qualcomm Snapdragon
eq SXR2230P..SXR2230P - Qualcomm Snapdragon
eq WCD9326..WCD9326 - Qualcomm Snapdragon
eq WCD9330..WCD9330 - Qualcomm Snapdragon
eq WCD9335..WCD9335 - Qualcomm Snapdragon
eq WCD9340..WCD9340 - Qualcomm Snapdragon
eq WCD9341..WCD9341 - Qualcomm Snapdragon
eq WCD9360..WCD9360 - Qualcomm Snapdragon
eq WCD9370..WCD9370 - Qualcomm Snapdragon
eq WCD9371..WCD9371 - Qualcomm Snapdragon
eq WCD9375..WCD9375 - Qualcomm Snapdragon
eq WCD9380..WCD9380 - Qualcomm Snapdragon
eq WCD9385..WCD9385 - Qualcomm Snapdragon
eq WCN3910..WCN3910 - Qualcomm Snapdragon
eq WCN3950..WCN3950 - Qualcomm Snapdragon
eq WCN3980..WCN3980 - Qualcomm Snapdragon
eq WCN3988..WCN3988 - Qualcomm Snapdragon
eq WCN3990..WCN3990 - Qualcomm Snapdragon
eq WCN3991..WCN3991 - Qualcomm Snapdragon
eq WCN3998..WCN3998 - Qualcomm Snapdragon
eq WCN3999..WCN3999 - Qualcomm Snapdragon
eq WCN6740..WCN6740 - Qualcomm Snapdragon
eq WCN6750..WCN6750 - Qualcomm Snapdragon
eq WCN6850..WCN6850 - Qualcomm Snapdragon
eq WCN6851..WCN6851 - Qualcomm Snapdragon
eq WCN6855..WCN6855 - Qualcomm Snapdragon
eq WCN6856..WCN6856 - Qualcomm Snapdragon
eq WCN7850..WCN7850 - Qualcomm Snapdragon
eq WCN7851..WCN7851 - Qualcomm Snapdragon
eq WSA8810..WSA8810 - Qualcomm Snapdragon
eq WSA8815..WSA8815 - Qualcomm Snapdragon
eq WSA8830..WSA8830 - Qualcomm Snapdragon
eq WSA8832..WSA8832 - Qualcomm Snapdragon
eq WSA8835..WSA8835
- Qualcomm Snapdragon
Not sure whether and how you are affected? Ask a question about this vulnerability
Metrics
8.2
Priority
XIEM Effective CVSS: highest available CVSS rating from NVD and vendor data.
Source: Vendor (CNA), CVSS v3
8.2
CVSS v3
Severity High on the scale from 0 to 10.
Source: CVE.org
0.4 %
EPSS score
Low — model estimates < 1% exploitation likelihood.
Source: FIRST EPSS, percentile 31.5
Show all metrics
- Severity
- High
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- 51.07 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- no public PoC known
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- 8.2 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- 8.2
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- 0.4 %
- Low — model estimates < 1% exploitation likelihood.
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- 31.5
- Elevated — this CVE ranks above at least 10% of all CVEs scored today.
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- —
- Published
- CISA assessment (SSVC)
- Exploitation: none known · automatable · Technical impact: partial
- Source: CISA Vulnrichment, as of 11 July 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-126
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- High technical severity: assess and remediate the vulnerability in vulnerability handling under Art. 21(2)(e) NIS2 and document the decision.
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- From 11.12.2027, Annex I Part II CRA requires manufacturers of affected products with digital elements to handle vulnerabilities without delay and provide security updates.
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
Information disclosure due to buffer over-read in WLAN while parsing NMF frame.
Source: NVD (NIST), cvelistv5
Affected products
The following versions are affected. Older releases of the same product line are also vulnerable unless stated otherwise.
| Affected versions | Fixed in | ||
|---|---|---|---|
| Qualcomm, Inc. | Snapdragon |
|
|
Vendors and products
- Qualcomm Qualcomm APQ8096AU Firmware
- Qualcomm Aqt1000 Firmware
- Qualcomm Ar8031 Firmware
- Qualcomm Ar8035 Firmware
- Qualcomm Ar9380 Firmware
- Qualcomm Csr8811 Firmware
- Qualcomm Csra6620 Firmware
- Qualcomm Csra6640 Firmware
- Qualcomm Csrb31024 Firmware
- Qualcomm Ipq5010 Firmware
- Qualcomm Ipq5018 Firmware
- Qualcomm Ipq5028 Firmware
Affected operating systems
| Other | qualcomm | apq8096au_firmware | — |
| Other | qualcomm | aqt1000_firmware | — |
| Other | qualcomm | ar8031_firmware | — |
| Other | qualcomm | ar8035_firmware | — |
| Other | qualcomm | ar9380_firmware | — |
| Other | qualcomm | csr8811_firmware | — |
| Other | qualcomm | csra6620_firmware | — |
| Other | qualcomm | csra6640_firmware | — |
| Other | qualcomm | csrb31024_firmware | — |
| Other | qualcomm | ipq5010_firmware | — |
| Other | qualcomm | ipq5018_firmware | — |
| Other | qualcomm | ipq5028_firmware | — |
| Other | qualcomm | ipq6000_firmware | — |
| Other | qualcomm | ipq6010_firmware | — |
| Other | qualcomm | ipq6018_firmware | — |
| Other | qualcomm | ipq6028_firmware | — |
| Other | qualcomm | ipq8064_firmware | — |
| Other | qualcomm | ipq8065_firmware | — |
| Other | qualcomm | ipq8068_firmware | — |
| Other | qualcomm | ipq8070_firmware | — |
| Other | qualcomm | ipq8070a_firmware | — |
| Other | qualcomm | ipq8071a_firmware | — |
| Other | qualcomm | ipq8072a_firmware | — |
| Other | qualcomm | ipq8074a_firmware | — |
Weakness classes (CWE)
CWE-126Buffer Over-read
Variant
The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.
Entry at MITRE CWE-126
References & sources
- qualcomm.comcompany/product-security/bulletins/february-2023-bulletinVendor advisory
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<a href="https://intel.neosec.eu/en/cve/CVE-2022-33271"><img src="https://intel.neosec.eu/badge/cve/CVE-2022-33271.svg?lang=en" alt="CVE-2022-33271 – NEOSEC Intel" height="20"></a>