CentOS 8 : httpd:2.4 (CESA-2022:1915)

high Nessus Plugin ID 160957


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


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

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

- 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)

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


Update the affected packages.

See Also


Plugin Details

Severity: High

ID: 160957

File Name: centos8_RHSA-2022-1915.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/10/2022

Updated: 5/17/2022

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

Risk Information


Risk Factor: Medium

Score: 5.1


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2020-35452


Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

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

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

CVSS Score Source: CVE-2021-44224

Vulnerability Information

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

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

Exploit Ease: No known 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

RHSA: 2022:1915

IAVA: 2021-A-0259-S, 2022-A-0171, 2021-A-0604-S, 2021-A-0440-S