Denial of Service Vulnerability in MediaTek WLAN Driver
CVE-2025-20673

5.5MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt7902, Mt7921, Mt7922, Mt7925, Mt7927
Vendor
CVE Published:
2 June 2025

What is CVE-2025-20673?

A vulnerability in the MediaTek WLAN STA driver can lead to a system crash caused by an uncaught exception. This issue allows for a local denial of service to occur with user execution privileges required for exploitation. Notably, user interaction is not necessary to exploit this vulnerability, making it a significant concern for users seeking to maintain system integrity. A patch has been released to address this security flaw.

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Affected Version(s)

MT7902, MT7921, MT7922, MT7925, MT7927 NB SDK release 3.6 and before

References

https://corp.mediatek.com/product-security-bulletin/June-...

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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