CVE-2021-3406

CRITICAL

keylime < 5.8.1 - Improper Certificate Validation

Title source: llm
STIX 2.1

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.

References (3)

Core 3
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1932469

Scores

CVSS v3 9.8
EPSS 0.0066
EPSS Percentile 46.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-295 CWE-347
Status published
Products (2)
fedoraproject/fedora 34
keylime/keylime < 5.8.1
Published Feb 25, 2021
Tracked Since Feb 18, 2026