#VU79090 Improper input validation in MediaTek products - CVE-2023-20796

Vulnerability identifier: #VU79090

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2023-20796

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT2735
MT2737
MT6789
MT6833
MT6835
MT6855
MT6879
MT6880
MT6886
MT6890
MT6895
MT6980
MT6983
MT6985
MT6990
MT8168
MT8321
MT8768
MT8781
MT8786
MT6853
MT6873
MT6877
MT6893

Software vendor:
MediaTek

The vulnerability allows a local privileged application to perform service disruption.

The vulnerability exists due to an incorrect bounds check within power. A local privileged application can perform service disruption.

Install security update from vendor's website.

• https://corp.mediatek.com/product-security-bulletin/August-2023