Microsoft WLAN Driver OOB Write Enables Local Priv Escalation
CVE-2025-20632 Published on February 3, 2025
In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00397139; Issue ID: MSV-2188.
Vulnerability Analysis
CVE-2025-20632 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2025-20632 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2025-20632
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Affected Versions
MediaTek, Inc. MT7615, MT7622, MT7663, MT7915, MT7916, MT7981, MT7986 Version SDK release 7.6.7.2 and before is affected by CVE-2025-20632Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.