Stack-based buffer overflow in MediaTek products - CVE-2022-20040
Published: March 7, 2023
Vulnerability identifier: #VU73018
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-2022-20040
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a stack within power_hal_manager_service. A local application can execute arbitrary code.
Affected software
MT8385
MT8167
MT8168
MT8173
MT8175
MT8185
MT8321
MT8362A
MT8365
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6737
MT6739
MT6755
MT6757
MT6761
MT6771
MT6833
MT6735
MT6880
MT6890
MT6893
MT6891
MT8797
MT6853
MT6779
MT6785
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT8167
MT8168
MT8173
MT8175
MT8185
MT8321
MT8362A
MT8365
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6737
MT6739
MT6755
MT6757
MT6761
MT6771
MT6833
MT6735
MT6880
MT6890
MT6893
MT6891
MT8797
MT6853
MT6779
MT6785
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
How to mitigate CVE-2022-20040
Install security update from vendor's website.