BaseFortify

Publication date: 2025-10-14

Last updated on: 2025-10-16

Assigner: MediaTek, Inc.

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) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00422399; Issue ID: MSV-3748.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-10-14

Last Modified

2025-10-16

Generated

2026-07-06

AI Q&A

2025-10-14

EPSS Evaluated

2026-07-05

NVD

CVE-2025-20711

Affected Vendors & Products

Vendor	Product	Version / Range
mediatek	software_development_kit	to 7.6.7.2 (inc)
mediatek	mt6890	*
mediatek	mt7916	*
mediatek	mt7981	*
mediatek	mt7986	*
openwrt	openwrt	19.07.0
openwrt	openwrt	21.02.0
mediatek	mt6890	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-1287	The product receives input that is expected to be of a certain type, but it does not validate or incorrectly validates that the input is actually of the expected type.
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out of bounds write in the wlan AP driver caused by an incorrect bounds check. It allows a remote attacker who is nearby or adjacent to escalate their privileges without needing any additional execution privileges or user interaction.

Impact Analysis

The vulnerability can allow a nearby attacker to escalate their privileges on the affected system remotely, potentially gaining unauthorized access or control without needing user interaction or additional execution privileges.

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