8.3 High
CVSS3
Attack Vector
ADJACENT
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
8.3 High
AI Score
Confidence
High
0.025 Low
EPSS
Percentile
90.2%
Initial UEFI bootloader that handles chaining to a trusted full bootloader under secure boot environments.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Fedora | 38 | any | shim-unsigned-x64 | < 15.8 | UNKNOWN |
8.3 High
CVSS3
Attack Vector
ADJACENT
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
8.3 High
AI Score
Confidence
High
0.025 Low
EPSS
Percentile
90.2%