CVE-2023-31355

medium

Description

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.

References

https://cloud.google.com/support/bulletins/index#gcp-2024-nnn

Details

Source: Mitre, NVD

Published: 2024-08-05

Updated: 2024-11-26

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:L/AC:L/Au:M/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 6

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N