CVE-2025-20742: In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote…
CVE-2025-20742 · Severity: high · CVSS 8 · Published 2025-11-04
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.
No. Junglewise Threat Intelligence has no report of CVE-2025-20742 being exploited in the wild.
How severe is CVE-2025-20742?
High severity, with a CVSS score of 8, published 4 November 2025.
Which products and versions are affected?
MediaTek Mt6890, MediaTek Mt7603, MediaTek Mt7615, MediaTek Mt7622 and 6 more. The advisory does not name versions.
Is there a fix for CVE-2025-20742?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-20742?
Check whether you run MediaTek Mt6890, MediaTek Mt7603, MediaTek Mt7615 or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.