CVE-2021-31576: MediaTek EN7528 Firmware

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

In Boa, there is a possible information disclosure due to a missing permission check. This could lead to remote information disclosure to a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: A20210008; Issue ID: OSBNB00123241.

Affected products

• MediaTek EN7528 Firmware: before tlm7.3.275.0-64 (fixed in tlm7.3.275.0-64)
• MediaTek EN7580 Firmware: before tlm7.3.275.0-64 (fixed in tlm7.3.275.0-64)

Published 2023-02-06. Last modified 2026-06-17.