CVE-2025-4275
A vulnerability in the digital signature verification process does not properly validate variable attributes which allows an attacker to bypass signature verification by creating a non-authenticated NVRAM variable. An attacker may to execute arbitrary signed UEFI code and bypass Secure Boot.
Published:Jun 11, 2025
Last Modified:Apr 15, 2026
EPS:Jun 11, 2025
EPSS Score:0.00072
CVSS Score:7.8
Affected Products
No affected product recorded yet
Exploits
Common Weakness Enumeration
No CWE recorded yet
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
