AMD Milanpi Firmware vulnerabilities

7 CVEs affecting AMD Milanpi Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-20519, published 2023-11-14.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2023-20522, published 2023-01-11. High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days. Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.
• CVE-2021-46767, published 2023-01-11. Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days. Insufficient input validation in the ASP may allow an attacker with physical access, unauthorized write access to memory potentially leading to a loss of integrity or denial of service.
• CVE-2023-20519, published 2023-11-14. Low severity, CVSS 3.3. EPSS: 0.2% chance of exploitation in the next 30 days. A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest…
• CVE-2021-26409, published 2023-01-11. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient bounds checking in SEV-ES may allow an attacker to corrupt Reverse Map table (RMP) memory, potentially resulting in a loss of SNP (Secure Nested Paging) memory integrity.
• CVE-2021-46791, published 2023-01-11. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient input validation during parsing of the System Management Mode (SMM) binary may allow a maliciously crafted SMM executable binary to corrupt Dynamic Root of Trust for Measurement (DRTM)…
• CVE-2021-46779, published 2023-01-11. High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to…
• CVE-2021-46768, published 2023-01-11. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.