CVE-2025-20711

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 v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*

OR	cpe:2.3:h:mediatek:mt6890:-:::::::*
	cpe:2.3:h:mediatek:mt7916:-:::::::*
	cpe:2.3:h:mediatek:mt7981:-:::::::*
	cpe:2.3:h:mediatek:mt7986:-:::::::*

Configuration 2 (hide)

AND

OR	cpe:2.3:o:openwrt:openwrt:19.07.0:-::::::
	cpe:2.3:o:openwrt:openwrt:21.02.0:-::::::

cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*

History

16 Oct 2025, 15:22

Type	Values Removed	Values Added
References	~~() https://corp.mediatek.com/product-security-bulletin/October-2025 -~~	() https://corp.mediatek.com/product-security-bulletin/October-2025 - Vendor Advisory
First Time		Mediatek Mediatek mt7916 Openwrt openwrt Openwrt Mediatek mt6890 Mediatek mt7981 Mediatek software Development Kit Mediatek mt7986
CPE		cpe:2.3:h:mediatek:mt7981:-:::::::* cpe:2.3:h:mediatek:mt6890:-:::::::* cpe:2.3:o:openwrt:openwrt:21.02.0:-:::::: cpe:2.3:a:mediatek:software_development_kit:::::::: cpe:2.3:h:mediatek:mt7916:-:::::::* cpe:2.3:h:mediatek:mt7986:-:::::::* cpe:2.3:o:openwrt:openwrt:19.07.0:-::::::
CWE		CWE-787

14 Oct 2025, 14:15

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8

14 Oct 2025, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-10-14 10:15

Updated : 2025-10-16 15:22

NVD link : CVE-2025-20711

Mitre link : CVE-2025-20711

CVE.ORG link : CVE-2025-20711

JSON object : View

Products Affected

mediatek

mt7981
mt7986
mt6890
software_development_kit
mt7916

openwrt

openwrt

CWE

CWE-1287

Improper Validation of Specified Type of Input

CWE-787

Out-of-bounds Write

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