CVE-2020-0545: Intel Converged Security Management Engine Firmware

Medium severity, CVSS 4.4. EPSS: 0.4% chance of exploitation in the next 30 days.

Integer overflow in subsystem for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77 and Intel(R) TXE versions before 3.1.75, 4.0.25 and Intel(R) Server Platform Services (SPS) versions before SPS_E5_04.01.04.380.0, SPS_SoC-X_04.00.04.128.0, SPS_SoC-A_04.00.04.211.0, SPS_E3_04.01.04.109.0, SPS_E3_04.08.04.070.0 may allow a privileged user to potentially enable denial of service via local 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)
• Intel Server Platform Services: from sps_e3_04.00.00.000.0, before sps_e3_04.01.04.109.0 (fixed in sps_e3_04.01.04.109.0); from sps_e3_04.08.00.000.0, before sps_e3_04.08.04.070.0 (fixed in sps_e3_04.08.04.070.0); from sps_e5_04.00.00.000.0, before sps_e5_04.01.04.380.0 (fixed in sps_e5_04.01.04.380.0); from sps_soc-a_04.00.00.000.0, before sps_soc-a_04.00.04.211.0 (fixed in sps_soc-a_04.00.04.211.0); from sps_soc-x_04.00.00.000.0, before sps_soc-x_04.00.04.128.0 (fixed in sps_soc-x_04.00.04.128.0)
• Intel Trusted Execution Engine: 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.