Log in Start free

Vulnerability · Published Apr 7, 2025 · Assigned by MediaTek

CVE-2025-20656

Medium 6.8

In plain English

A medium-severity out-of-bounds write in MT6781, MT6789, MT6835, MT6855, MT6878, MT6879, MT6886, MT6895, MT6897, MT6983, MT6985, MT6989, MT6990, MT8196, MT8370, MT8390 from MediaTek, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 2% of all known vulnerabilities).

Severity (CVSS 3.1)6.8Medium
Exploit odds (30 days)0.1%top 97.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In DA, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS09625423; Issue ID: MSV-3033.

Affected products (as reported)

VendorProductVersions
MediaTek, Inc. MT6781, MT6789, MT6835, MT6855, MT6878, MT6879, MT6886, MT6895, MT6897, MT6983, MT6985, MT6989, MT6990, MT8196, MT8370, MT8390 Android 12.0, 13.0, 14.0, 15.0 / openWRT 21.02, 23.05 / Yocto 4.0 / RDK-B 24Q1

Weakness: CWE-787 · Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References