PT-2022-10507 · Dell · Dell Bios

Assaf Carlsbad · Published 2022-01-24 · Updated 2022-02-04 · CVE-2021-36342

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Dell BIOS (affected versions not specified)

Description The issue is related to 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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

RCE

Weakness Enumeration

CWE-119

CWE-20

Related Identifiers

CVE-2021-36342

Affected Products

Dell Bios

References · 5

• https://dell.com/support/kbdoc/en-us/000193321/dsa-2021-240 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-36342 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36342 · Security Note
• https://t.me/cvenotify/26265 · Telegram Post
• https://t.me/cibsecurity/36164 · Telegram Post