PT-2022-6372 · Dell · Dell Bios

Jiawei Yin + 1 · Published 2022-10-27 · Updated 2023-01-25 · CVE-2022-34393

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 in Dell BIOS. 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.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2023-01066

CVE-2022-34393

Affected Products

Dell Bios

References · 7

• https://bdu.fstec.ru/vul/2023-01066 · Security Note
• https://osv.dev/vulnerability/CVE-2022-34393 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-34393 · Security Note
• https://dell.com/support/kbdoc/000204686 · Vendor Advisory
• https://t.me/cvenotify/42257 · Telegram Post
• https://t.me/cibsecurity/56653 · Telegram Post
• https://dell.com/support/kbdoc/de-de/000204686/dsa-2022-278-dell-client-security-update-for-dell-client-bios · Note