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.
References (1)
Core 1
Core References
Various Sources
https://www.insyde.com/security-pledge/SA-2024007
Scores
CVSS v3
5.3
EPSS
0.0017
EPSS Percentile
6.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-306
Status
published
Published
Nov 14, 2024
Tracked Since
Feb 18, 2026