CVE-2022-33237· NVD / CVE Program· CNA qualcomm

Transient DOS due to buffer over-read in WLAN firmware while processing PPE threshold.

Transient DOS due to buffer over-read in WLAN firmware while processing PPE threshold. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

HighCVSS 7.5 · v3.1—No exploit No fix recorded

Published: Nov 15, 2022
Updated: Jun 17, 2026
EPSS: 0.4% · 33th percentile
CWE: CWE-125

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Action score

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: 7.5; agree

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 help

Affected systems

Vendor	Product	CPE
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
qualcomm	csra6620 firmware	cpe:2.3:o:qualcomm:csra6620_firmware
qualcomm	csra6620	cpe:2.3:h:qualcomm:csra6620

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 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 ipq4018 firmwareall versions
qualcomm ipq4028 firmwareall versions
qualcomm ipq4029 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 ipq8069 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 Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Mu
- AQT1000, AR8031, AR8035, AR9380, CSR8811, CSRA6620, CSRA6640, CSRB31024, IPQ4018, IPQ4028, IPQ4029, IPQ5010 … (+28)affected

Same product

qualcomm: all records

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CVE-2023-43519Buffer Copy without Checking Size of Input (`Classic Buffer Overflow`) in Video
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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.

EPSS, last 120 days

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 researchers

Finders, 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).