#VU74509 Improper input validation in MediaTek products - CVE-2023-20653
Published: April 6, 2023
Vulnerability identifier: #VU74509
Vulnerability risk: Low
CVSSv4.0: 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-2023-20653
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
MT6580
MT6731
MT6735
MT6737
MT6739
MT6753
MT6757
MT6757C
MT6757CD
MT6757CH
MT6761
MT6762
MT6763
MT6765
MT6768
MT6769
MT6771
MT6789
MT6833
MT6855
MT6879
MT6895
MT6983
MT8185
MT8192
MT8321
MT8385
MT8666
MT8667
MT8673
MT8675
MT8765
MT8766
MT8768
MT8771
MT8781
MT8786
MT8788
MT8789
MT8791
MT8791T
MT8795T
MT8798
MT8871
MT8891
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
MT6580
MT6731
MT6735
MT6737
MT6739
MT6753
MT6757
MT6757C
MT6757CD
MT6757CH
MT6761
MT6762
MT6763
MT6765
MT6768
MT6769
MT6771
MT6789
MT6833
MT6855
MT6879
MT6895
MT6983
MT8185
MT8192
MT8321
MT8385
MT8666
MT8667
MT8673
MT8675
MT8765
MT8766
MT8768
MT8771
MT8781
MT8786
MT8788
MT8789
MT8791
MT8791T
MT8795T
MT8798
MT8871
MT8891
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within keyinstall. A local privileged application can execute arbitrary code.
Remediation
Install security update from vendor's website.