RHEL 8 : varnish:6 (RHSA-2024:2938)

high Nessus Plugin ID 197565


The remote Red Hat host is missing a security update for varnish:6.


The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:2938 advisory.

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up.

Security Fix(es):

* varnish:6: HTTP/2 Broken Window Attack may result in denial of service (CVE-2024-30156)

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.


Update the RHEL varnish:6 package based on the guidance in RHSA-2024:2938.

See Also





Plugin Details

Severity: High

ID: 197565

File Name: redhat-RHSA-2024-2938.nasl

Version: 1.1

Type: local

Agent: unix

Published: 5/21/2024

Updated: 6/3/2024

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

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2024-30156


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:varnish, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_aus:8.4, p-cpe:/a:redhat:enterprise_linux:varnish-modules, p-cpe:/a:redhat:enterprise_linux:varnish-devel, p-cpe:/a:redhat:enterprise_linux:varnish-docs, cpe:/o:redhat:rhel_e4s:8.4

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: 5/21/2024

Vulnerability Publication Date: 3/24/2024

Reference Information

CVE: CVE-2024-30156

CWE: 400

RHSA: 2024:2938