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CVE-2023-43533Buffer Over-read in WLAN Firmware
- 7.5HighCVSS base score
- 0.32%Exploitation in 30 daysEPSS · top 74% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Transient DOS in WLAN Firmware when the length of received beacon is less than length of ieee802.11 beacon frame.
Timeline
ID reserved
By qualcomm
- 5 months later
· 5 months later
Published
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qualcommCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.32% · top 74% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
- affected 315 5G IoT Modem
- affected AQT1000
- affected AR8035
- affected CSRA6620
- affected CSRA6640
- affected CSRB31024
- affected FastConnect 6200
- affected FastConnect 6700
- affected FastConnect 6800
- affected FastConnect 6900
- affected FastConnect 7800
- affected Immersive Home 3210 Platform
- affected Immersive Home 326 Platform
- affected IPQ5302
- affected IPQ5312
- affected IPQ5332
- affected QAM8255P
- affected QAM8295P
- affected QAM8650P
- affected QAM8775P
- affected QAMSRV1H
- affected QAMSRV1M
- affected QCA1062
- affected QCA1064
- affected QCA2062
- affected QCA2064
- affected QCA2065
- affected QCA2066
- affected QCA6174A
- affected QCA6310
- affected QCA6320
- affected QCA6335
- affected QCA6391
- affected QCA6420
- affected QCA6421
- affected QCA6426
- affected QCA6430
- affected QCA6431
- affected QCA6436
- affected QCA6554A
- and 201 more
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-47939 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-43533)Record last updated .