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AlmaLinux 8 : httpd:2.4 (ALSA-2022:1915)

high Nessus Plugin ID 161133

Synopsis

The remote AlmaLinux host is missing one or more security updates.

Description

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2022:1915 advisory.

 * httpd: Request splitting via HTTP/2 method injection and mod_proxy (CVE-2021-33193)

 * httpd: mod_proxy_uwsgi: out-of-bounds read via a crafted request uri-path (CVE-2021-36160)

 * httpd: possible NULL dereference or SSRF in forward proxy configurations (CVE-2021-44224)

 * httpd: Single zero byte stack overflow in mod_auth_digest (CVE-2020-35452)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

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.almalinux.org/8/ALSA-2022-1915.html

Plugin Details

Severity: High

ID: 161133

File Name: alma_linux_ALSA-2022-1915.nasl

Version: 1.4

Type: local

Published: 5/12/2022

Updated: 1/13/2025

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-35452

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.4

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

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

CVSS Score Source: CVE-2021-44224

Vulnerability Information

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

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 6/3/2021

Reference Information

CVE: CVE-2020-35452, CVE-2021-33193, CVE-2021-36160, CVE-2021-44224