PT-2022-6350 · Dell · Dell Bios

Published 2022-10-27 · Updated 2023-10-18 · CVE-2022-34401

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 a stack-based buffer overflow in Dell BIOS. A local authenticated malicious user may exploit this by sending larger than expected input to a parameter using an SMI, potentially gaining arbitrary code execution in SMRAM.

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

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

BDU:2023-01001

CVE-2022-34401

Affected Products

Dell Bios

References · 8

• https://bdu.fstec.ru/vul/2023-01001 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-34401 · Security Note
• https://dell.com/support/kbdoc/000204679 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-34401 · Vendor Advisory
• https://t.me/cibsecurity/56661 · Telegram Post
• https://dell.com/support/kbdoc/de-de/000204679/dsa-2022-291-dell-client-security-update-for-dell-client-bios · Note
• https://vuldb.com/ru/?id.218904 · Note
• https://t.me/cvenotify/42256 · Telegram Post