CVE-2021-36325

HIGH

Dell Alienware BIOS < 1.15.1 Authenticated Arbitrary Code Execution in SMRAM via SMI

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.dell.com/support/kbdoc/en-us/000192967

Scores

CVSS v3 7.5
EPSS 0.0004
EPSS Percentile 12.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (50)
dell/alienware_13_r3_firmware < 1.13.0
dell/alienware_15_r3_firmware < 1.13.0
dell/alienware_15_r4_firmware < 1.14.0
dell/alienware_17_r4_firmware < 1.13.0
dell/alienware_17_r5_firmware < 1.14.0
dell/alienware_area_51m_r1_firmware < 1.15.1
dell/alienware_area_51m_r2_firmware < 1.10.0
dell/alienware_aurora_r11_firmware < 1.0.9
dell/alienware_aurora_r12_firmware < 1.1.7
dell/alienware_aurora_r7_firmware < 1.0.25
... and 40 more
Published Nov 12, 2021
Tracked Since Feb 18, 2026