#VU73031 Detection of error condition without action in MediaTek products - CVE-2022-20057

Vulnerability identifier: #VU73031

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-2022-20057

CWE-ID: CWE-390

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT6739
MT6758
MT6761
MT6765
MT6768
MT6769
MT6771
MT6833
MT8163
MT8167
MT8168
MT8173
MT8362A
MT8365
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6883
MT6893

Software vendor:
MediaTek

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

The vulnerability exists due to incorrect error handling within btif. A local privileged application can execute arbitrary code.

Install security update from vendor's website.

• https://corp.mediatek.com/product-security-bulletin/March-2022