Vulnerability in Zh-Jieli Ac6901
CVE-2021-31613
The Bluetooth Classic implementation on Zhuhai Jieli AC690X and AC692X devices does not properly handle the reception of a truncated LMP packet during the LMP auto rate procedure, allowing attackers in radio range to immediately crash (and restart) a device via a crafted LMP packet.
EPSS: 0.006 (44.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
Public proof-of-concept exploits
References
- cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Technical Description, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-31613?
- CVE-2021-31613 is a medium-severity vulnerability in Zh-Jieli Ac6901. CVSS score: 6.5/10. Published 2021-09-07.
- How severe is CVE-2021-31613?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-31613 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.