Improper Access Control in MediaTek products - CVE-2022-20049
Published: March 7, 2023
Vulnerability identifier: #VU73025
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-2022-20049
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: MediaTek
Affected software:
MT6779
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8168
MT8175
MT8183
MT8185
MT8362A
MT8365
MT8385
MT8788
MT6779
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8168
MT8175
MT8183
MT8185
MT8362A
MT8365
MT8385
MT8788
Detailed vulnerability description
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a missing permission check within vpu. A local privileged application can execute arbitrary code.
How to mitigate CVE-2022-20049
Install security update from vendor's website.