CVE-2020-0536: Intel Converged Security Management Engine Firmware

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

Improper input validation in the DAL subsystem for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77, 12.0.64, 13.0.32,14.0.33 and Intel(R) TXE versions before 3.1.75 and 4.0.25 may allow an unauthenticated user to potentially enable information disclosure via network access.

Affected products

• Intel Converged Security Management Engine Firmware: from 11.0, before 11.8.77 (fixed in 11.8.77); from 11.10, before 11.12.77 (fixed in 11.12.77); from 11.20, before 11.22.77 (fixed in 11.22.77); from 12.0, before 12.0.64 (fixed in 12.0.64); from 13.0, before 13.0.32 (fixed in 13.0.32); from 14.0, before 14.0.33 (fixed in 14.0.33)
• Intel Trusted Execution Engine Firmware: from 3.0, before 3.1.75 (fixed in 3.1.75); from 4.0, before 4.0.25 (fixed in 4.0.25)

Published 2020-06-15. Last modified 2026-06-17.