CVE-2023-31345

7.5 highEPSS 0.2%

Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution.

Severity

7.5 high

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)
CWE: CWE-1274
Published: 2025-02-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19