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.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Mediatek
  • Mt6890
  • Mt7603
  • Mt7615
  • Mt7622
  • Mt7915
  • Mt7916
  • Mt7981
  • Mt7986
  • Software Development Kit
Openwrt
  • Openwrt

Configuration 1 [-]

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 [-]

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:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://corp.mediatek.com/product-security-bulletin/November-2025 cve-icon cve-icon
History

Wed, 05 Nov 2025 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek software Development Kit
Openwrt
Openwrt openwrt
Weaknesses CWE-787
CPEs cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
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:-:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:21.02.0:-:*:*:*:*:*:*
Vendors & Products Mediatek software Development Kit
Openwrt
Openwrt openwrt

Tue, 04 Nov 2025 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt6890
Mediatek mt7603
Mediatek mt7615
Mediatek mt7622
Mediatek mt7915
Mediatek mt7916
Mediatek mt7981
Mediatek mt7986
Vendors & Products Mediatek
Mediatek mt6890
Mediatek mt7603
Mediatek mt7615
Mediatek mt7622
Mediatek mt7915
Mediatek mt7916
Mediatek mt7981
Mediatek mt7986

Tue, 04 Nov 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 04 Nov 2025 06:30:00 +0000

Type Values Removed Values Added
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: WCNCR00432680; Issue ID: MSV-3949.
Weaknesses CWE-122
References
cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2025-11-04T06:19:56.287Z

Updated: 2025-11-05T04:55:43.910Z

Reserved: 2024-11-01T01:21:50.395Z

Link: CVE-2025-20742

cve-icon Vulnrichment

Updated: 2025-11-04T15:05:04.111Z

cve-icon NVD

Status : Analyzed

Published: 2025-11-04T07:15:45.627

Modified: 2025-11-05T17:12:15.880

Link: CVE-2025-20742

cve-icon Redhat

No data.