CVE-2021-3406

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 v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1932469	Issue Tracking Third Party Advisory
https://github.com/keylime/keylime/security/advisories/GHSA-78f8-6c68-375m	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YAWKEF2LVXUME266T6RNRVBGAD375QAT/

Configurations

Configuration 1 (hide)

cpe:2.3:a:keylime:keylime:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

History

07 Nov 2023, 03:37

Type	Values Removed	Values Added
References	{'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YAWKEF2LVXUME266T6RNRVBGAD375QAT/', 'name': 'FEDORA-2021-b7854ccfe4', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}	() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YAWKEF2LVXUME266T6RNRVBGAD375QAT/ -

Information

Published : 2021-02-25 20:15

Updated : 2024-02-28 18:08

NVD link : CVE-2021-3406

Mitre link : CVE-2021-3406

CVE.ORG link : CVE-2021-3406

JSON object : View

Products Affected

fedoraproject

fedora

keylime

keylime

CWE

CWE-295

Improper Certificate Validation

CWE-347

Improper Verification of Cryptographic Signature

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