RHEL 9 : mod_http2 (RHSA-2024:3417)

high Nessus Plugin ID 197984

Synopsis

The remote Red Hat host is missing a security update for mod_http2.

Description

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2024:3417 advisory.

The mod_h2 Apache httpd module implements the HTTP2 protocol (h2+h2c) on top of libnghttp2 for httpd 2.4 servers.

Security Fix(es):

* httpd: CONTINUATION frames DoS (CVE-2024-27316,VU#421644.4)

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 mod_http2 package based on the guidance in RHSA-2024:3417.

See Also

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

https://bugzilla.redhat.com/show_bug.cgi?id=2268277

http://www.nessus.org/u?dbb3c881

https://access.redhat.com/errata/RHSA-2024:3417

Plugin Details

Severity: High

ID: 197984

File Name: redhat-RHSA-2024-3417.nasl

Version: 1.1

Type: local

Agent: unix

Published: 5/28/2024

Updated: 5/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

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-2024-27316

CVSS v3

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: cpe:/o:redhat:rhel_eus:9.0, p-cpe:/a:redhat:enterprise_linux:mod_http2

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: 5/28/2024

Vulnerability Publication Date: 4/4/2024

Reference Information

CVE: CVE-2024-27316

CWE: 400

RHSA: 2024:3417