CVE-2023-3674

Keylime: attestation failure when the quote's signature does not validate

State: Published
Severity: 2.3 Low
Published: Jul 19, 2023
Updated: Nov 21, 2025
Reserved: Jul 14, 2023

Description

A flaw was found in the keylime attestation verifier, which fails to flag a device's submitted TPM quote as faulty when the quote's signature does not validate for some reason. Instead, it will only emit an error in the log without flagging the device as untrusted.

Scores

CVSS	Score	Vector	Source
3.1	2.3 Low	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N	redhat

Weaknesses

CWE-1283 Mutable Attestation or Measurement Reporting Data

Affected Products

Product	Versions
Red Hat Enterprise Linux 9Red Hat	0:7.3.0-13.el9_3 and laterNot affected

References

RHSA-2024:1139vendor-advisory
https://access.redhat.com/security/cve/CVE-2023-3674vdb-entry
RHBZ#2222903issue-tracking
https://github.com/keylime/keylime/commit/95ce3d86bd2c53009108ffda2dcf553312d733db

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