AMD AMD EPYC™ Embedded 7003

• CVE-2023-20577 High 7.4 A heap overflow in SMM module may allow an attacker with access to a second vulnerability that enables writing to SPI flash, potentially resulting in arbitrary code execution. 0.2%
• CVE-2024-36347 Medium 6.4 Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity o 0.1%
• CVE-2023-31345 High 7.5 Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution. 0.2%
• CVE-2023-31343 High 7.5 Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution. 0.2%
• CVE-2023-31342 High 7.5 Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution. 0.2%
• CVE-2024-21925 High 8.2 Improper input validation within the AmdPspP2CmboxV2 driver may allow a privileged attacker to overwrite SMRAM, leading to arbitrary code execution. 0.2%
• CVE-2023-31356 Medium 4.4 Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity. 0.2%
• CVE-2023-20578 High 7.5 A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS menu or UEFI shell to modify the communications buffer potentially resulting in arbitrary 0.1%
• CVE-2023-31315 High 7.5 Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code ex 0.6%
• CVE-2024-21980 High 7.9 Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity. 0.4%
• CVE-2024-21978 Medium 6.0 Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption. 0.5%
• CVE-2023-31355 Medium 6.0 Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially allowing reading of memory from a decommissioned guest. 0.4%
• CVE-2022-23829 High 8.2 A potential weakness in AMD SPI protection features may allow a malicious attacker with Ring0 (kernel mode) access to bypass the native System Management Mode (SMM) ROM protections. 0.2%
• CVE-2023-20566 Medium 5.3 Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity. 0.4%
• CVE-2022-23830 Low 1.9 SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity. 0.3%
• CVE-2021-26345 Low 1.9 Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read potentially resulting in a denial of service. 0.4%
• CVE-2023-20533 Medium 6.1 Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service. 0.5%
• CVE-2023-20526 Low 1.9 Insufficient input validation in the ASP Bootloader may enable a privileged attacker with physical access to expose the contents of ASP memory potentially leading to a loss of confidentiality. 0.3%
• CVE-2023-20521 Low 3.3 TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a denial of 0.3%
• CVE-2022-23820 High 7.5 Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. 0.7%
• CVE-2021-46774 Medium 6.7 Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service. 0.5%
• CVE-2023-20597 Unrated Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access. 0.2%
• CVE-2021-46762 Low 3.9 Insufficient input validation in the SMU may allow an attacker to corrupt SMU SRAM potentially leading to a loss of integrity or denial of service. 0.3%