Improper input validation in MediaTek products - CVE-2023-20694
Published: May 5, 2023
Vulnerability identifier: #VU75744
CSH Severity: Low
CVSS v4: 8.4 [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]
CVE-ID: CVE-2023-20694
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within preloader. A local privileged application can execute arbitrary code.
Affected software
MT8765
MT8185
MT8195
MT8321
MT8365
MT8385
MT8395
MT8666
MT8667
MT8673
MT8675
MT8175
MT8766
MT8768
MT8781
MT8786
MT8788
MT8789
MT8791
MT8791T
MT6739
MT6761
MT6765
MT6768
MT6769
MT6771
MT6789
MT6580
MT6855
MT6879
MT6880
MT6890
MT6895
MT6983
MT8167
Samsung Mobile Firmware
MT8797
MT6853
MT6779
MT6785
MT6873
MT6885
Google Android
MT8185
MT8195
MT8321
MT8365
MT8385
MT8395
MT8666
MT8667
MT8673
MT8675
MT8175
MT8766
MT8768
MT8781
MT8786
MT8788
MT8789
MT8791
MT8791T
MT6739
MT6761
MT6765
MT6768
MT6769
MT6771
MT6789
MT6580
MT6855
MT6879
MT6880
MT6890
MT6895
MT6983
MT8167
Samsung Mobile Firmware
MT8797
MT6853
MT6779
MT6785
MT6873
MT6885
Google Android
How to mitigate CVE-2023-20694
Install security update from vendor's website.
Samsung Mobile Firmware - update to SMR-JUN-2023
Google Android - addressed in versions 11 2023-05-05, 12L 2023-05-05, 12 2023-05-05, 13 2023-05-05
Google Android - addressed in versions 11 2023-05-05, 12L 2023-05-05, 12 2023-05-05, 13 2023-05-05