CVE-2024-0567

Gnutls: rejects certificate chain with distributed trust

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se encontró una vulnerabilidad en GnuTLS, donde una cabina (que usa gnuTLS) rechaza una cadena de certificados con confianza distribuida. Este problema ocurre al validar una cadena de certificados con cockpit-certificate-ensure. Este fallo permite que un cliente o atacante remoto no autenticado inicie un ataque de denegación de servicio.

*Credits: N/A

CVSS Scores

NISTv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2024-01-16 CVE Reserved
2024-01-16 CVE Published
2024-09-16 CVE Updated
2024-09-16 First Exploit
2024-09-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-347: Improper Verification of Cryptographic Signature

CAPEC

References (12)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2024/01/19/3	Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV	Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2	Mailing List
https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.html	Mailing List
https://security.netapp.com/advisory/ntap-20240202-0011	Third Party Advisory

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=2258544	2024-09-16
https://gitlab.com/gnutls/gnutls/-/issues/1521	2024-09-16

URL	Date	SRC

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2024:0533	2024-07-08
https://access.redhat.com/errata/RHSA-2024:1082	2024-07-08
https://access.redhat.com/errata/RHSA-2024:1383	2024-07-08
https://access.redhat.com/errata/RHSA-2024:2094	2024-07-08
https://access.redhat.com/security/cve/CVE-2024-0567	2024-05-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				>= 3.7.0 < 3.8.3 Search vendor "Gnu" for product "Gnutls" and version " >= 3.7.0 < 3.8.3"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				38 Search vendor "Fedoraproject" for product "Fedora" and version "38"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				39 Search vendor "Fedoraproject" for product "Fedora" and version "39"		-		Affected
Netapp Search vendor "Netapp"		Active Iq Unified Manager Search vendor "Netapp" for product "Active Iq Unified Manager"				-		vmware_vsphere		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		Affected