What’s Vulnerable › Vulnerabilities

CVE-2021-46775

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-09 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper input validation in ABL may enable an attacker with physical access, to perform arbitrary memory overwrites, potentially leading to a loss of integrity and code execution.

Affected products

• AMD Epyc 7232P Firmware: romepi_1.0.0.e
• AMD Epyc 7252 Firmware: romepi_1.0.0.e
• AMD Epyc 7262 Firmware: romepi_1.0.0.e
• AMD Epyc 7272 Firmware: romepi_1.0.0.e
• AMD Epyc 7282 Firmware: romepi_1.0.0.e
• AMD Epyc 72F3 Firmware: milanpi_1.0.0.9
• AMD Epyc 7302 Firmware: romepi_1.0.0.e
• AMD Epyc 7302P Firmware: romepi_1.0.0.e
• AMD Epyc 7313 Firmware: milanpi_1.0.0.9
• AMD Epyc 7313P Firmware: milanpi_1.0.0.9
• AMD Epyc 7343 Firmware: milanpi_1.0.0.9
• AMD Epyc 7352 Firmware: romepi_1.0.0.e
• AMD Epyc 7373X Firmware: milanpi_1.0.0.9
• AMD Epyc 73F3 Firmware: milanpi_1.0.0.9
• AMD Epyc 7402 Firmware: romepi_1.0.0.e
• AMD Epyc 7402P Firmware: romepi_1.0.0.e
• AMD Epyc 7413 Firmware: milanpi_1.0.0.9
• AMD Epyc 7443 Firmware: milanpi_1.0.0.9
• AMD Epyc 7443P Firmware: milanpi_1.0.0.9
• AMD Epyc 7452 Firmware: romepi_1.0.0.e
• AMD Epyc 7453 Firmware: milanpi_1.0.0.9
• AMD Epyc 7473X Firmware: milanpi_1.0.0.9
• AMD Epyc 74F3 Firmware: milanpi_1.0.0.9
• AMD Epyc 7502 Firmware: romepi_1.0.0.e
• AMD Epyc 7502P Firmware: romepi_1.0.0.e
• AMD Epyc 7513 Firmware: milanpi_1.0.0.9
• AMD Epyc 7532 Firmware: romepi_1.0.0.e
• AMD Epyc 7542 Firmware: romepi_1.0.0.e
• AMD Epyc 7543 Firmware: milanpi_1.0.0.9
• AMD Epyc 7543P Firmware: milanpi_1.0.0.9

References

• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001
• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001

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