Home/CVE/In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of se
CVE

CVE-2025-20673

In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of se

In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00413200.

Issue ID: MSV-3304.

MEDIUM · CVSS 5.5 EPSS 0.00077
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

5
mediatek mt7902 firmware<= 3.6
mediatek mt7921 firmware<= 3.6
mediatek mt7922 firmware<= 3.6
mediatek mt7925 firmware<= 3.6
mediatek mt7927 firmware<= 3.6
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · security@mediatek.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Jun 2025 · 03:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://corp.mediatek.com/product-security-bulletin/June-2025Vendor Advisory
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