Out-of-bounds write in MediaTek products - CVE-2022-26468
Published: September 5, 2022
Vulnerability identifier: #VU66977
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-26468
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
MT6735
MT6739
MT6761
MT6763
MT6765
MT6768
MT6771
MT6833
MT6855
MT6879
MT6895
MT6983
MT8163
MT8167
MT8167S
MT8168
MT8173
MT8175
MT8183
MT8185
MT8321
MT8362A
MT8365
MT8385
MT8666
MT8667
MT8675
MT8735A
MT8735B
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT6779
MT6781
MT6785
MT6853
MT6873
MT6877
MT6885
MT6893
MT8797
MT6735
MT6739
MT6761
MT6763
MT6765
MT6768
MT6771
MT6833
MT6855
MT6879
MT6895
MT6983
MT8163
MT8167
MT8167S
MT8168
MT8173
MT8175
MT8183
MT8185
MT8321
MT8362A
MT8365
MT8385
MT8666
MT8667
MT8675
MT8735A
MT8735B
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT6779
MT6781
MT6785
MT6853
MT6873
MT6877
MT6885
MT6893
MT8797
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a local attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in preloader (usb). An attacker with physical access can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
Remediation
Install updates from vendor's website.