VULNERABILITY INTELLIGENCE

CVE-2022-34400

CVSS score7.1 HIGH
EPSS probability0.21%
CISA KEVNot currently listed
Published2023-02-01
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Description

Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

Weakness classification

  • security_alert@emc.com: CWE-122
  • nvd@nist.gov: CWE-787

Primary references