CVE-2021-1956
Last modified
CVE-2021-1956 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper handling of ASB-U packet with L2CAP channel ID by slave host can lead to interference with piconet in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music. EPSS estimates a 0.22% chance of exploitation in the next 30 days.
Description
Improper handling of ASB-U packet with L2CAP channel ID by slave host can lead to interference with piconet in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm | Aqt1000 Firmware | All versions |
| Qualcomm | Ar8035 Firmware | All versions |
| Qualcomm | Csrb31024 Firmware | All versions |
| Qualcomm | Qca6175a Firmware | All versions |
| Qualcomm | Qca6390 Firmware | All versions |
| Qualcomm | Qca6391 Firmware | All versions |
| Qualcomm | Qca6420 Firmware | All versions |
| Qualcomm | Qca6430 Firmware | All versions |
| Qualcomm | Qca6564a Firmware | All versions |
| Qualcomm | Qca6564au Firmware | All versions |
| Qualcomm | Qca6574 Firmware | All versions |
| Qualcomm | Qca6574a Firmware | All versions |
| Qualcomm | Qca6574au Firmware | All versions |
| Qualcomm | Qca6584au Firmware | All versions |
| Qualcomm | Qca6595 Firmware | All versions |
| Qualcomm | Qca6595au Firmware | All versions |
| Qualcomm | Qca6696 Firmware | All versions |
| Qualcomm | Qca8337 Firmware | All versions |
| Qualcomm | Qcn7605 Firmware | All versions |
| Qualcomm | Qcn7606 Firmware | All versions |
| Qualcomm | Qcx315 Firmware | All versions |
| Qualcomm | Sa415m Firmware | All versions |
| Qualcomm | Sa515m Firmware | All versions |
| Qualcomm | Sa6145p Firmware | All versions |
| Qualcomm | Sa6150p Firmware | All versions |
| Qualcomm | Sa6155 Firmware | All versions |
| Qualcomm | Sa6155p Firmware | All versions |
| Qualcomm | Sa8145p Firmware | All versions |
| Qualcomm | Sa8150p Firmware | All versions |
| Qualcomm | Sa8155 Firmware | All versions |
| Qualcomm | Sa8155p Firmware | All versions |
| Qualcomm | Sa8195p Firmware | All versions |
| Qualcomm | Sc8180x\+Sdx55 Firmware | All versions |
| Qualcomm | Sd 8c Firmware | All versions |
| Qualcomm | Sd 8cx Firmware | All versions |
| Qualcomm | Sdx55 Firmware | All versions |
| Qualcomm | Wcd9340 Firmware | All versions |
| Qualcomm | Wcd9341 Firmware | All versions |
| Qualcomm | Wcd9360 Firmware | All versions |
| Qualcomm | Wcn3998 Firmware | All versions |
| Qualcomm | Wsa8810 Firmware | All versions |
| Qualcomm | Wsa8815 Firmware | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-1956?
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-1956?
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Scan your code nowSource: NVD / NIST
