CVE-2023-31345CWE-1274

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

High · published February 11, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
7.2
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00180 · 7.2th percentile
Weakness
CWE-1274 · Improper Access Control for Volatile Memory Containing Boot Code
Published
2025-02-11T23:49Z
EPSS history
Timeline
  • 11 FEB 23:49Z
    Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution
    cvelistv5