Amd: >> Epyc 7003 Firmware Security Vulnerabilities
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.
CVSS Score
7.8
EPSS Score
0.001
Published
2021-11-16
When the AMD Platform Security Processor (PSP) boot rom loads, authenticates, and subsequently decrypts an encrypted FW, due to insufficient verification of the integrity of decrypted image, arbitrary code may be executed in the PSP when encrypted firmware images are used.
CVSS Score
7.8
EPSS Score
0.0
Published
2021-11-16
Insufficient validation of guest context in the SNP Firmware could lead to a potential loss of guest confidentiality.
CVSS Score
5.5
EPSS Score
0.001
Published
2021-11-16
A potential denial of service (DoS) vulnerability exists in the integrated chipset that may allow a malicious attacker to hang the system when it is rebooted.
CVSS Score
7.5
EPSS Score
0.003
Published
2021-06-11
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