PT-2023-13379 · Dell · Dell Bios

Benny Zeltser + 1 · Published 2022-06-23 · Updated 2024-12-19 · CVE-2022-34398

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

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

Description Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI to gain arbitrary code execution on the system.

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

Time Of Check To Time Of Use

Weakness Enumeration

CWE-367

Related Identifiers

BDU:2025-04595

CVE-2022-34398

Affected Products

Dell Bios

References · 7

• https://dell.com/support/kbdoc/000206038 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-34398 · Security Note
• https://bdu.fstec.ru/vul/2025-04595 · Security Note
• https://osv.dev/vulnerability/CVE-2022-34398 · Vendor Advisory
• https://vuldb.com/ru/?id.219908 · Note
• https://t.me/cibsecurity/57258 · Telegram Post
• https://t.me/cvenotify/104878 · Telegram Post