CVE-2021-3406 Information

Description

A flaw was found in keylime 5.8.1 and older. The issue in the Keylime agent and registrar code invalidates the cryptographic chain of trust from the Endorsement Key certificate to agent attestations.

CVSS Vector

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

Reference

https://github.com/keylime/keylime/security/advisories/GHSA-78f8-6c68-375m https://bugzilla.redhat.com/show_bug.cgi?id=1932469 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YAWKEF2LVXUME266T6RNRVBGAD375QAT/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8