CVE-2020-12961: AMD Epyc 7002 Firmware

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

A potential vulnerability exists in AMD Platform Security Processor (PSP) that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections.

Affected products

• AMD Epyc 7002 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7003 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7232p Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7252 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7262 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7272 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7282 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 72f3 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7302 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7302p Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7313 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7313p Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7343 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7352 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 73f3 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7402 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7402p Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7413 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7443 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7443p Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7452 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7453 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 74f3 Firmware: before milanpi-sp3_1.0.0.4 (fixed in milanpi-sp3_1.0.0.4)
• AMD Epyc 7502 Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• AMD Epyc 7502p Firmware: before romepi-sp3_1.0.0.c (fixed in romepi-sp3_1.0.0.c)
• and 20 more

Published 2021-11-16. Last modified 2026-06-17.