CVE-2025-20681

  1. Yack CVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-20681

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

I

n wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00416936; Issue ID: MSV-3446.

References
Link Resource
https://corp.mediatek.com/product-security-bulletin/July-2025 Vendor Advisory
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:21.02.0:-:*:*:*:*:*:*
OR cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7663:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:*
History

09 Jul 2025, 17:24

Type Values Removed Values Added
CPE cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7663:-:*:*:*:*:*:*:*
cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:21.02.0:-:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:*
References () https://corp.mediatek.com/product-security-bulletin/July-2025 - () https://corp.mediatek.com/product-security-bulletin/July-2025 - Vendor Advisory
First Time Mediatek
Mediatek mt7915
Openwrt openwrt
Openwrt
Mediatek mt7615
Mediatek mt6890
Mediatek mt7663
Mediatek mt7622
Mediatek software Development Kit

08 Jul 2025, 14:15

Type Values Removed Values Added
Summary
  • (es) En el controlador del punto de acceso WLAN, existe una posible escritura fuera de los límites debido a una comprobación incorrecta de los límites. Esto podría provocar una escalada local de privilegios, requiriendo privilegios de ejecución del usuario. No se requiere la interacción del usuario para la explotación. ID de parche: WCNCR00416936; ID de problema: MSV-3446.
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 9.8

08 Jul 2025, 03:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-08 03:15

Updated : 2025-07-09 17:24

NVD link : CVE-2025-20681

Mitre link : CVE-2025-20681

CVE.ORG link : CVE-2025-20681

JSON object : View

Products Affected

mediatek

openwrt

CWE
CWE-787

Out-of-bounds Write