CVE-2024-39707

MEDIUM EPSS 6.4%

Published Nov 14, 20241y ago · Modified Jun 17, 20262w ago

5.3 CVSS 3.1

Medium

Published Nov 14, 2024 1y ago

Last Modified Jun 17, 2026 2w ago

Description

Insyde IHISI function 0x49 can restore factory defaults for certain UEFI variables without further authentication by default, which could lead to a possible roll-back attack in certain platforms. This is fixed in: kernel 5.2, version 05.29.19; kernel 5.3, version 05.38.19; kernel 5.4, version 05.46.19; kernel 5.5, version 05.54.19; kernel 5.6, version 05.61.19.

CVSS Details

Base Score

5.3

Exploitability

0.8

Impact

4.0

Vector string

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Attack Vector Local

Attack Complexity High

Privileges Required High

User Interaction None

Scope Changed

Confidentiality None

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

6.4% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

References 1

insyde.com https://www.insyde.com/security-pledge/SA-2024007

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.