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RHEL 9 : gnutls (RHSA-2024:0451)

critical Nessus Plugin ID 189581

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Synopsis

The remote Red Hat host is missing a security update for gnutls.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:0451 advisory.

 The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS.

 Security Fix(es):

 * gnutls: timing side-channel in the RSA-PSK authentication (CVE-2023-5981)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL gnutls package based on the guidance in RHSA-2024:0451.

See Also

http://www.nessus.org/u?65fb9a54

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2248445

https://access.redhat.com/errata/RHSA-2024:0451

Plugin Details

Severity: Critical

ID: 189581

File Name: redhat-RHSA-2024-0451.nasl

Version: 1.3

Type: local

Agent: unix

Published: 1/25/2024

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:N/A:N

CVSS Score Source: CVE-2023-5981

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:redhat:rhel_eus:9.2, p-cpe:/a:redhat:enterprise_linux:gnutls-dane, p-cpe:/a:redhat:enterprise_linux:gnutls, p-cpe:/a:redhat:enterprise_linux:gnutls-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:gnutls-utils, p-cpe:/a:redhat:enterprise_linux:gnutls-devel

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 1/25/2024

Vulnerability Publication Date: 11/28/2023

Reference Information

CVE: CVE-2023-5981

CWE: 203

RHSA: 2024:0451