Vulnerabilities > AMD > Epyc 7343 Firmware > Medium

DATE CVE VULNERABILITY TITLE RISK
2022-02-04 CVE-2020-12966 Information Exposure vulnerability in AMD products
AMD EPYC™ Processors contain an information disclosure vulnerability in the Secure Encrypted Virtualization with Encrypted State (SEV-ES) and Secure Encrypted Virtualization with Secure Nested Paging (SEV-SNP).
local
low complexity
amd CWE-200
5.5
2021-11-16 CVE-2020-12954 Unspecified vulnerability in AMD products
A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.
local
low complexity
amd
5.5
2021-11-16 CVE-2021-26320 Improper Certificate Validation vulnerability in AMD products
Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP
local
low complexity
amd CWE-295
5.5
2021-11-16 CVE-2021-26321 Command Injection vulnerability in AMD products
Insufficient ID command validation in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP.
local
low complexity
amd CWE-77
5.5
2021-11-16 CVE-2021-26325 Improper Input Validation vulnerability in AMD products
Insufficient input validation in the SNP_GUEST_REQUEST command may lead to a potential data abort error and a denial of service.
local
low complexity
amd CWE-20
5.5
2021-11-16 CVE-2021-26327 Exposure of Resource to Wrong Sphere vulnerability in AMD products
Insufficient validation of guest context in the SNP Firmware could lead to a potential loss of guest confidentiality.
local
low complexity
amd CWE-668
5.5
2021-11-16 CVE-2021-26330 Out-of-bounds Write vulnerability in AMD products
AMD System Management Unit (SMU) may experience a heap-based overflow which may result in a loss of resources.
local
low complexity
amd CWE-787
5.5
2021-11-16 CVE-2021-26336 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in AMD products
Insufficient bounds checking in System Management Unit (SMU) may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components.
local
low complexity
amd CWE-119
5.5
2021-11-16 CVE-2021-26337 Unspecified vulnerability in AMD products
Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests.
local
low complexity
amd
5.5
2021-11-16 CVE-2021-26312 Exposure of Resource to Wrong Sphere vulnerability in AMD products
Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity.
local
low complexity
amd CWE-668
5.5