CVE-2024-0567
HIGH severity · CVSS 7.5 · CWE-347
7.5CVSS HIGH
Summary
A vulnerability was found in GnuTLS, where a cockpit (which uses gnuTLS) rejects a certificate chain with distributed trust. This issue occurs when validating a certificate chain with cockpit-certificate-ensure. This flaw allows an unauthenticated, remote client or attacker to initiate a denial of service attack.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://gitlab.com/gnutls/gnutls/-/issues/1521 ↗
Additional information
- NVD record
- https://gitlab.com/gnutls/gnutls/-/issues/1521Patch
- https://access.redhat.com/errata/RHSA-2024:0533Advisory
- https://access.redhat.com/errata/RHSA-2024:1082Advisory
- https://access.redhat.com/errata/RHSA-2024:1383
- https://access.redhat.com/errata/RHSA-2024:2094
- https://access.redhat.com/security/cve/CVE-2024-0567Advisory
- https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.html
- https://bugzilla.redhat.com/show_bug.cgi?id=2258544Advisory