Out-of-bounds write in MediaTek products - CVE-2022-21783
Published: July 8, 2022
Vulnerability identifier: #VU65050
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-2022-21783
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
MT8175
MT8791
MT8789
MT8788
MT8786
MT8768
MT8766
MT8696
MT8675
MT8667
MT8385
MT8365
MT8362A
MT8185
MT8183
MT6761
MT8168
MT8167S
MT6983
MT6895
MT6879
MT6833
MT8797
MT6893
MT6889
MT6885
MT6883
MT6877
MT6873
MT6853
MT6781
MT6779
MT8791
MT8789
MT8788
MT8786
MT8768
MT8766
MT8696
MT8675
MT8667
MT8385
MT8365
MT8362A
MT8185
MT8183
MT6761
MT8168
MT8167S
MT6983
MT6895
MT6879
MT6833
MT8797
MT6893
MT6889
MT6885
MT6883
MT6877
MT6873
MT6853
MT6781
MT6779
How to mitigate CVE-2022-21783
Install updates from vendor's website.