Out-of-bounds write in MediaTek products - CVE-2022-21785
Published: July 8, 2022
Vulnerability identifier: #VU65052
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-21785
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a malicious application to escalate privileges on the system.
The vulnerability exists due to a boundary error in WLAN driver. A malicious application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Affected software
MT8667
MT8791
MT8789
MT8788
MT8786
MT8768
MT8766
MT8696
MT8695
MT8675
MT8385
MT8365
MT8362A
MT8185
MT8183
MT8175
MT8168
MT8167S
MT6983
MT8797
MT6877
MT8791
MT8789
MT8788
MT8786
MT8768
MT8766
MT8696
MT8695
MT8675
MT8385
MT8365
MT8362A
MT8185
MT8183
MT8175
MT8168
MT8167S
MT6983
MT8797
MT6877
How to mitigate CVE-2022-21785
Install updates from vendor's website.