🛡️ CVE-2023-21660 — csr8811-firmware
Description
Transient DOS in WLAN Firmware while parsing FT Information Elements.
How this vulnerability can be exploited
This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.
CVSS metrics in full
The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack vector: Network — reachable from anywhere that can route to the service.
- Attack complexity: Low — the attack works reliably, with no preparation.
- Privileges required: None — an unauthenticated stranger can try it.
- User interaction: None — nobody has to be tricked into anything.
- Scope: Unchanged — the damage stays inside the vulnerable component.
- Confidentiality impact: None.
- Integrity impact: None.
- Availability impact: High — total loss, or loss the attacker controls.
Weakness class
CVE-2023-21660 is classified as CWE-126: Buffer Over-read. The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.
Affected software
CVE-2023-21660 is recorded against 79 packages.
- csr8811-firmware
- immersive-home-214-platform-firmware
- immersive-home-216-platform-firmware
- immersive-home-316-platform-firmware
- immersive-home-318-platform-firmware
- ipq5010-firmware
- ipq5028-firmware
- ipq6000-firmware
- ipq6010-firmware
- ipq6018-firmware
- ipq6028-firmware
- ipq8070a-firmware
- ipq8071a-firmware
- ipq8072a-firmware
- ipq8074a-firmware
- ipq8076-firmware
- ipq8076a-firmware
- ipq8078-firmware
- ipq8078a-firmware
- ipq8173-firmware
- ipq8174-firmware
- ipq9574-firmware
- qca4024-firmware
- qca8075-firmware
Show the remaining 55 packages
- qca8081-firmware
- qca8082-firmware
- qca8084-firmware
- qca8085-firmware
- qca8386-firmware
- qca9888-firmware
- qca9889-firmware
- qcc2073-firmware
- qcc2076-firmware
- qcm4490-firmware
- qcm6490-firmware
- qcn5022-firmware
- qcn5024-firmware
- qcn5052-firmware
- qcn5122-firmware
- qcn5124-firmware
- qcn5152-firmware
- qcn5154-firmware
- qcn5164-firmware
- qcn6023-firmware
- qcn6024-firmware
- qcn6122-firmware
- qcn6132-firmware
- qcn9000-firmware
- qcn9022-firmware
- qcn9024-firmware
- qcn9070-firmware
- qcn9072-firmware
- qcn9074-firmware
- qcn9100-firmware
- qcn9274-firmware
- qcs4490-firmware
- qcs6490-firmware
- qcs8550-firmware
- sm8450-firmware
- snapdragon-ar2-gen-1-platform-firmware
- ssg2115p-firmware
- ssg2125p-firmware
- sxr1230p-firmware
- sxr2230p-firmware
- wcd9370-firmware
- wcd9375-firmware
- wcd9380-firmware
- wcd9385-firmware
- wcn3950-firmware
- wcn6750-firmware
- wcn685x-1-firmware
- wcn685x-5-firmware
- wcn785x-1-firmware
- wcn785x-5-firmware
- wsa8810-firmware
- wsa8815-firmware
- wsa8830-firmware
- wsa8832-firmware
- wsa8835-firmware
Timeline and source
Published on 6 June 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.
References
www.qualcomm.com
www.qualcomm.com
Other advisories for this package
csr8811-firmware has other advisories on record. If you are patching this one, these are worth checking on the same host:
- CVE-2026-25268 (8.8 High, published 6 Jul 2026)
- CVE-2026-24088 (8.2 High, published 1 Jun 2026)
- CVE-2025-59609 (5.5 Medium, published 1 Jun 2026)
- CVE-2025-47403 (6.5 Medium, published 4 May 2026)
- CVE-2026-21367 (7.6 High, published 6 Apr 2026)
- CVE-2025-47339 (7.8 High, published 7 Jan 2026)
- CVE-2025-47331 (6.1 Medium, published 7 Jan 2026)
- CVE-2025-47325 (6.5 Medium, published 18 Dec 2025)
Same weakness in other software
These advisories are the same class of weakness (CWE-126: Buffer Over-read) in other software:
- CVE-2023-24848 (8.2 High, published 3 Oct 2023)
- CVE-2023-22385 (8.2 High, published 3 Oct 2023)
- CVE-2022-33220 (5.1 Medium, published 5 Sep 2023)
- CVE-2022-40524 (6.7 Medium, published 5 Sep 2023)
- CVE-2023-21667 (6.5 Medium, published 5 Sep 2023)
- CVE-2023-21625 (8.2 High, published 8 Aug 2023)
- CVE-2023-23571 (7.5 High, published 6 Jul 2023)
- CVE-2023-21659 (7.5 High, published 6 Jun 2023)
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| csr8811-firmware | — | — |
| immersive-home-214-platform-firmware | — | — |
| immersive-home-216-platform-firmware | — | — |
| immersive-home-316-platform-firmware | — | — |
| immersive-home-318-platform-firmware | — | — |
| ipq5010-firmware | — | — |
| ipq5028-firmware | — | — |
| ipq6000-firmware | — | — |
| ipq6010-firmware | — | — |
| ipq6018-firmware | — | — |
| ipq6028-firmware | — | — |
| ipq8070a-firmware | — | — |
| ipq8071a-firmware | — | — |
| ipq8072a-firmware | — | — |
| ipq8074a-firmware | — | — |
| ipq8076-firmware | — | — |
| ipq8076a-firmware | — | — |
| ipq8078-firmware | — | — |
| ipq8078a-firmware | — | — |
| ipq8173-firmware | — | — |
| ipq8174-firmware | — | — |
| ipq9574-firmware | — | — |
| qca4024-firmware | — | — |
| qca8075-firmware | — | — |
| qca8081-firmware | — | — |
| qca8082-firmware | — | — |
| qca8084-firmware | — | — |
| qca8085-firmware | — | — |
| qca8386-firmware | — | — |
| qca9888-firmware | — | — |
| qca9889-firmware | — | — |
| qcc2073-firmware | — | — |
| qcc2076-firmware | — | — |
| qcm4490-firmware | — | — |
| qcm6490-firmware | — | — |
| qcn5022-firmware | — | — |
| qcn5024-firmware | — | — |
| qcn5052-firmware | — | — |
| qcn5122-firmware | — | — |
| qcn5124-firmware | — | — |
| qcn5152-firmware | — | — |
| qcn5154-firmware | — | — |
| qcn5164-firmware | — | — |
| qcn6023-firmware | — | — |
| qcn6024-firmware | — | — |
| qcn6122-firmware | — | — |
| qcn6132-firmware | — | — |
| qcn9000-firmware | — | — |
| qcn9022-firmware | — | — |
| qcn9024-firmware | — | — |
| qcn9070-firmware | — | — |
| qcn9072-firmware | — | — |
| qcn9074-firmware | — | — |
| qcn9100-firmware | — | — |
| qcn9274-firmware | — | — |
| qcs4490-firmware | — | — |
| qcs6490-firmware | — | — |
| qcs8550-firmware | — | — |
| sm8450-firmware | — | — |
| snapdragon-ar2-gen-1-platform-firmware | — | — |
| ssg2115p-firmware | — | — |
| ssg2125p-firmware | — | — |
| sxr1230p-firmware | — | — |
| sxr2230p-firmware | — | — |
| wcd9370-firmware | — | — |
| wcd9375-firmware | — | — |
| wcd9380-firmware | — | — |
| wcd9385-firmware | — | — |
| wcn3950-firmware | — | — |
| wcn6750-firmware | — | — |
| wcn685x-1-firmware | — | — |
| wcn685x-5-firmware | — | — |
| wcn785x-1-firmware | — | — |
| wcn785x-5-firmware | — | — |
| wsa8810-firmware | — | — |
| wsa8815-firmware | — | — |
| wsa8830-firmware | — | — |
| wsa8832-firmware | — | — |
| wsa8835-firmware | — | — |
References
Similar Threats
- High CVE-2022-22076
- High CVE-2022-25655
- High CVE-2022-33271
- High CVE-2022-33243
- High CVE-2022-33252
Site Security Check
Is csr8811-firmware part of your stack?
CVE-2023-21660 is rated CVSS 7.5 High. BotEraser scans your installation against known CVE records and tells you whether this vulnerability applies to the versions you actually run.
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