Improper Input Validation in MediaTek products - CVE-2023-20626

Vulnerability identifier: #VU72786

CSH Severity: 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-2023-20626

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT6739
MT6761
MT6765
MT6768
MT6771
MT6833
MT8666
MT8667
MT8675
MT8765
MT8766
MT8768
MT8785
MT8789
MT8791
MT6779
MT6781
MT6785
MT6853
MT6873
MT6877
MT6883
MT6885
MT6889
MT6893
MT8797

Software vendor:
MediaTek

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to an incorrect bounds check within msdc. A local privileged application can execute arbitrary code.

Install security update from vendor's website.

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