Out of Bound Read Vulnerability in MediaTek WLAN Access Point Driver
CVE-2025-20688

5.5MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt6890, Mt7615, Mt7622, Mt7663, Mt7915, Mt7916, Mt7981, Mt7986
Vendor
CVE Published:
8 July 2025

What is CVE-2025-20688?

A vulnerability exists in the MediaTek WLAN Access Point Driver that allows for an out of bounds read due to improper bounds checking. This flaw may permit local information disclosure, requiring user execution privileges for exploitation. Notably, user interaction is not a prerequisite for an attacker to exploit this vulnerability, heightening risks in affected systems.

Affected Version(s)

MT6890, MT7615, MT7622, MT7663, MT7915, MT7916, MT7981, MT7986 SDK release 7.6.7.2 and before / openWRT 19.07, 21.02

References

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

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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