Rocky Linux 8 : httpd:2.4 (RLSA-2021:4257)

medium Nessus Plugin ID 184750

Synopsis

The remote Rocky Linux host is missing one or more security updates.

Description

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2021:4257 advisory.

- Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service (CVE-2021-26690)

- Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF' (CVE-2021-30641)

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

Solution

Update the affected packages.

See Also

https://errata.rockylinux.org/RLSA-2021:4257

https://bugzilla.redhat.com/show_bug.cgi?id=1905613

https://bugzilla.redhat.com/show_bug.cgi?id=1934741

https://bugzilla.redhat.com/show_bug.cgi?id=1935742

https://bugzilla.redhat.com/show_bug.cgi?id=1937334

https://bugzilla.redhat.com/show_bug.cgi?id=1952557

https://bugzilla.redhat.com/show_bug.cgi?id=1966729

https://bugzilla.redhat.com/show_bug.cgi?id=1966743

Plugin Details

Severity: Medium

ID: 184750

File Name: rocky_linux_RLSA-2021-4257.nasl

Version: 1.0

Type: local

Published: 11/6/2023

Updated: 11/6/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-30641

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:mod_md, p-cpe:/a:rocky:linux:mod_md-debuginfo, p-cpe:/a:rocky:linux:mod_md-debugsource, p-cpe:/a:rocky:linux:mod_proxy_html, p-cpe:/a:rocky:linux:mod_proxy_html-debuginfo, p-cpe:/a:rocky:linux:mod_session, p-cpe:/a:rocky:linux:mod_session-debuginfo, p-cpe:/a:rocky:linux:mod_ssl, p-cpe:/a:rocky:linux:mod_ssl-debuginfo, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:httpd, p-cpe:/a:rocky:linux:httpd-debuginfo, p-cpe:/a:rocky:linux:httpd-debugsource, p-cpe:/a:rocky:linux:httpd-devel, p-cpe:/a:rocky:linux:httpd-filesystem, p-cpe:/a:rocky:linux:httpd-manual, p-cpe:/a:rocky:linux:httpd-tools, p-cpe:/a:rocky:linux:httpd-tools-debuginfo, p-cpe:/a:rocky:linux:mod_http2, p-cpe:/a:rocky:linux:mod_http2-debuginfo, p-cpe:/a:rocky:linux:mod_http2-debugsource, p-cpe:/a:rocky:linux:mod_ldap, p-cpe:/a:rocky:linux:mod_ldap-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 6/1/2021

Reference Information

CVE: CVE-2021-26690, CVE-2021-30641