Out-of-bounds write in MediaTek products - CVE-2024-20023

Vulnerability identifier: #VU86967

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-2024-20023

CWE-ID: CWE-787

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to lack of valudation within flashc. A local privileged application can execute arbitrary code.

MT6980
MT8678
MT8676
MT8673
MT8390
MT8370
MT8188T
MT8188
MT6990
MT6989
MT6985
MT6983
MT2713
MT6895
MT6890
MT6886
MT6880
MT6879
MT6855
MT6835
MT6789
MT2737
MT6781
Google Android

Install security update from vendor's website.

Google Android - addressed in versions 11 2024-03-05, 12L 2024-03-05, 12 2024-03-05, 13 2024-03-05, 14 2024-03-05

• https://corp.mediatek.com/product-security-bulletin/March-2024

• Multiple vulnerabilities in MediaTek chipsets
• Multiple vulnerabilities in Google Android