Improper Synchronization in MediaTek products - CVE-2023-20685

 

Improper Synchronization in MediaTek products - CVE-2023-20685

Published: April 6, 2023


Vulnerability identifier: #VU74533
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-20685
CWE-ID: CWE-662
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: MediaTek
Affected software:
MT6789
MT6855
MT6879
MT6895
MT6983
MT8673
MT8781
MT8795T
MT8798
MT8891

Detailed vulnerability description

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a race condition within vdec. A local privileged application can execute arbitrary code.


How to mitigate CVE-2023-20685

Install security update from vendor's website.

Sources