CVE-2025-20742

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: WCNCR00432680; Issue ID: MSV-3949.

CVSS v3 8.0 HIGH

8.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.1 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://corp.mediatek.com/product-security-bulletin/November-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:mt7603:-:::::::*
	cpe:2.3:h:mediatek:mt7615:-:::::::*
	cpe:2.3:h:mediatek:mt7622:-:::::::*
	cpe:2.3:h:mediatek:mt7915:-:::::::*
	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

05 Nov 2025, 17:12

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-11-04 07:15

Updated : 2025-11-05 17:12

NVD link : CVE-2025-20742

Mitre link : CVE-2025-20742

CVE.ORG link : CVE-2025-20742

JSON object : View

Products Affected

mediatek

mt6890
mt7916
mt7603
mt7986
mt7615
mt7981
mt7915
mt7622
software_development_kit

openwrt

openwrt

CWE

CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write

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