Buffer over-read in WLAN
Information disclosure due to buffer over-read in WLAN while parsing NMF frame.
- Published
- Feb 12, 2023
- Updated
- Jun 17, 2026
- EPSS
- 0.4% · 29th percentile
- CWE
- CWE-126
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Report tools
Action score
30
Monitor
Low priority for now.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.4%
CISA SSVC decision
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- 7.5
- CNA · qualcomm
- 8.2
- 0.7 point gap
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| qualcomm | apq8096au firmware | cpe:2.3:o:qualcomm:apq8096au_firmware |
| qualcomm | apq8096au | cpe:2.3:h:qualcomm:apq8096au |
| qualcomm | aqt1000 firmware | cpe:2.3:o:qualcomm:aqt1000_firmware |
| qualcomm | aqt1000 | cpe:2.3:h:qualcomm:aqt1000 |
| qualcomm | ar8031 firmware | cpe:2.3:o:qualcomm:ar8031_firmware |
| qualcomm | ar8031 | cpe:2.3:h:qualcomm:ar8031 |
| qualcomm | ar8035 firmware | cpe:2.3:o:qualcomm:ar8035_firmware |
| qualcomm | ar8035 | cpe:2.3:h:qualcomm:ar8035 |
| qualcomm | ar9380 firmware | cpe:2.3:o:qualcomm:ar9380_firmware |
| qualcomm | ar9380 | cpe:2.3:h:qualcomm:ar9380 |
| qualcomm | csr8811 firmware | cpe:2.3:o:qualcomm:csr8811_firmware |
| qualcomm | csr8811 | cpe:2.3:h:qualcomm:csr8811 |
and 188 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- qualcomm apq8096au firmwareall versions
- qualcomm aqt1000 firmwareall versions
- qualcomm ar8031 firmwareall versions
- qualcomm ar8035 firmwareall versions
- qualcomm ar9380 firmwareall versions
- qualcomm csr8811 firmwareall versions
- qualcomm csra6620 firmwareall versions
- qualcomm csra6640 firmwareall versions
- qualcomm csrb31024 firmwareall versions
- qualcomm ipq5010 firmwareall versions
- qualcomm ipq5018 firmwareall versions
- qualcomm ipq5028 firmwareall versions
- qualcomm ipq6000 firmwareall versions
- qualcomm ipq6010 firmwareall versions
- qualcomm ipq6018 firmwareall versions
- qualcomm ipq6028 firmwareall versions
- qualcomm ipq8064 firmwareall versions
- qualcomm ipq8065 firmwareall versions
- qualcomm ipq8068 firmwareall versions
- qualcomm ipq8070 firmwareall versions
Versions reported by the vendor
Affected version ranges reported by the assigning authority (qualcomm). Independent of NVD's CPE analysis and usually ahead of it.
Qualcomm, Inc. Snapdragon
- APQ8096AU, AQT1000, AR8031, AR8035, AR9380, CSR8811, CSRA6620, CSRA6640, CSRB31024, IPQ5010, IPQ5018, IPQ5028 … (+28)affected
Same product
qualcomm: all recordsOther highest-scoring records for the same primary product.
- CVE-2019-14045Possible buffer overflow while processing clientlog and serverlog due to lack of validation of data received in logs in Snapdragon Auto, Sna39Monitor
- CVE-2021-35117An Out of Bounds read may potentially occur while processing an IBSS beacon, in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity36Monitor
- CVE-2020-11126Possible out of bound read while WLAN frame parsing due to lack of check for body and header length in Snapdragon Auto, Snapdragon Compute, 36Monitor
- CVE-2022-33280Access of uninitialized pointer in Bluetooth HOST35Monitor
- CVE-2023-21654Improper Restriction of Operations within the Bounds of a Memory Buffer in Audio31Monitor
- CVE-2023-21649Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN31Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-126 · Buffer Over-readCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.