UNIX symbolic link following in MediaTek products - CVE-2022-26456
Published: September 5, 2022
Vulnerability identifier: #VU66965
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-26456
CWE-ID: CWE-61
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a symlink following issue in vow. A local user can gain unauthorized access to sensitive information on the system.
Affected software
MT6883
MT8797
MT6893
MT6891
MT6889
MT6885
MT6877
MT6875
MT6873
MT6853
MT6785
MT6781
MT8791
MT8789
MT8185
MT6983
MT6769
MT6855
MT6833
MT6789
MT8797
MT6893
MT6891
MT6889
MT6885
MT6877
MT6875
MT6873
MT6853
MT6785
MT6781
MT8791
MT8789
MT8185
MT6983
MT6769
MT6855
MT6833
MT6789
How to mitigate CVE-2022-26456
Install updates from vendor's website.