High severity · published Feb 12, 2025
CVE-2023-43758
Improper input validation in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access
8.2
CVSS
0.3%
EPSS
No
On KEV
Description
Improper input validation in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IP
Intel(R) processors ·
See references · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-43758
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-43758
intel.com
https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01139.html
lists.debian.org
https://lists.debian.org/debian-lts-announce/2025/03/msg00021.html
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