#VU103562 Out-of-bounds write in MediaTek products - CVE-2025-20634
Published: February 4, 2025
Vulnerability identifier: #VU103562
Vulnerability risk: High
CVSSv4.0: 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/E:U/U:Amber
CVE-ID: CVE-2025-20634
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
MT2737
MT6813
MT6835
MT6835T
MT6878
MT6878M
MT6879
MT6886
MT6895
MT6895TT
MT6896
MT6897
MT6899
MT6980
MT6980D
MT6983
MT6983T
MT6985
MT6985T
MT6989
MT6989T
MT6990
MT6991
MT8673
MT8676
MT8678
MT8795T
MT8798
MT8863
MT2737
MT6813
MT6835
MT6835T
MT6878
MT6878M
MT6879
MT6886
MT6895
MT6895TT
MT6896
MT6897
MT6899
MT6980
MT6980D
MT6983
MT6983T
MT6985
MT6985T
MT6989
MT6989T
MT6990
MT6991
MT8673
MT8676
MT8678
MT8795T
MT8798
MT8863
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to a missing bounds check within Modem. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary code.
Remediation
Install security update from vendor's website.