Out-of-bounds write in MediaTek products - CVE-2024-20103

Vulnerability identifier: #VU98115

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-20103

CWE-ID: CWE-787

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within wlan. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary code.

MT3605
MT6985
MT6989
MT6990
MT7927
MT8183
MT8512
MT8678
MT8695
MT8698
MT8796
MT8893
Google Android

Install security update from vendor's website.

Google Android - addressed in versions 12L 2024-10-05, 12 2024-10-05, 13 2024-10-05, 14 2024-10-05, 15 2024-10-05

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

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