VULNERABILITY INTELLIGENCE

CVE-2021-36342

CVSS score7.5 HIGH
EPSS probability0.25%
CISA KEVNot currently listed
Published2022-01-24
Last modified2026-10-07
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Description

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

Weakness classification

  • security_alert@emc.com: CWE-119
  • nvd@nist.gov: CWE-20

Primary references