CVE-2023-31355mediumCWE-119

CVE-2023-31355: medium-severity vulnerability in AMD 3rd Gen AMD EPYC™ Processors

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6epss 0.4%
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.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Affected products
AMD · 3rd Gen AMD EPYC™ ProcessorsAMD · 4th Gen AMD EPYC™ ProcessorsAMD · AMD EPYC™ Embedded 7003AMD · AMD EPYC™ Embedded 9003
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