CVE-2025-20685

HIGH

Mediatek Software Development Kit < 7.6.7.2 - Heap Buffer Overflow

Title source: rule
STIX 2.1

Description

In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00416226; Issue ID: MSV-3409.

References (1)

Core 1

Scores

CVSS v3 8.8
EPSS 0.0013
EPSS Percentile 31.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-122
Status published
Products (3)
mediatek/software_development_kit < 7.6.7.2
openwrt/openwrt 19.07.0
openwrt/openwrt 21.02.0
Published Jul 08, 2025
Tracked Since Feb 18, 2026