CVE-2021-31612
Last modified
CVE-2021-31612 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The Bluetooth Classic implementation on Zhuhai Jieli AC690X devices does not properly handle the reception of an oversized LMP packet greater than 17 bytes during the LMP auto rate procedure, allowing attackers in radio range to trigger a deadlock via a crafted LMP packet.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.
Description
The Bluetooth Classic implementation on Zhuhai Jieli AC690X devices does not properly handle the reception of an oversized LMP packet greater than 17 bytes during the LMP auto rate procedure, allowing attackers in radio range to trigger a deadlock via a crafted LMP packet.
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 |
|---|---|---|
| Zh-Jieli | Ac6901 Firmware | All versions |
| Zh-Jieli | Ac690n Firmware | All versions |
| Zh-Jieli | Ac692n Firmware | All versions |
| Zh-Jieli | Ac6902 Firmware | All versions |
| Zh-Jieli | Ac6903 Firmware | All versions |
| Zh-Jieli | Ac6905 Firmware | All versions |
| Zh-Jieli | Ac6904 Firmware | All versions |
| Zh-Jieli | Ac6907 Firmware | All versions |
| Zh-Jieli | Ac6908 Firmware | All versions |
| Zh-Jieli | Ac6997 Firmware | All versions |
| Zh-Jieli | Ac6998 Firmware | All versions |
| Zh-Jieli | Ac6999 Firmware | All versions |
References
- http://www.zh-jieli.com/product/68-cn.htmlProduct, Vendor Advisory
- https://launchstudio.bluetooth.com/ListingDetails/19746Third Party Advisory
- http://www.zh-jieli.com/product/68-cn.htmlProduct, Vendor Advisory
- https://launchstudio.bluetooth.com/ListingDetails/19746Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31612?
How severe is CVE-2021-31612?
How do I fix CVE-2021-31612?
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.
Related CVEs from 2021
- CVE-2021-31606furlongm openvpn-monitor through 1.1.3 allows Authorization …7.5
- CVE-2021-31607In SaltStack Salt 2016.9 through 3002.6, a command injection…7.8
- CVE-2021-31608Proofpoint Enterprise Protection before 18.8.0 allows a Bypa…4.3
- CVE-2021-31609The Bluetooth Classic implementation in Silicon Labs iWRAP 6…6.5
- CVE-2021-31610The Bluetooth Classic implementation on AB32VG1 devices does…6.5
- CVE-2021-31611The Bluetooth Classic implementation on Zhuhai Jieli AC690X …5.7
- CVE-2021-31613The Bluetooth Classic implementation on Zhuhai Jieli AC690X …6.5
- CVE-2021-31615Unencrypted Bluetooth Low Energy baseband links in Bluetooth…5.3
- CVE-2021-31616Insufficient length checks in the ShapeShift KeepKey hardwar…8.8
- CVE-2021-31617In ASQ in Stormshield Network Security (SNS) 1.0.0 through 2…9.8
- CVE-2021-31618Apache HTTP Server protocol handler for the HTTP/2 protocol …7.5
- CVE-2021-3162Docker Desktop Community before 2.5.0.0 on macOS mishandles …7.8
Are you affected by CVE-2021-31612?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST