CVE-2023-3674 - CVE House
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Status published Low CVE-2023-3674

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

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Red Hat would like to thank Stefan Berger (IBM) for reporting this issue.

References

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Affected Vendor

Affected Software

Red Hat Enterprise Linux 9
Vulnerable Versions:
0:7.3.0-13.el9_3

Timeline

Official Publish: July 19th, 2023
Last Modified: November 21st, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-1283

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.