CentOS 8 : httpd:2.4 (CESA-2022:0891)

critical Nessus Plugin ID 158945

Synopsis

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

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2022:0891 advisory.

- httpd: NULL pointer dereference via malformed requests (CVE-2021-34798)

- httpd: Out-of-bounds write in ap_escape_quotes() via malicious input (CVE-2021-39275)

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 affected packages.

See Also

https://access.redhat.com/errata/RHSA-2022:0891

Plugin Details

Severity: Critical

ID: 158945

File Name: centos8_RHSA-2022-0891.nasl

Version: 1.3

Type: local

Agent: unix

Published: 3/15/2022

Updated: 4/27/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-39275

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

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

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: 3/15/2022

Vulnerability Publication Date: 9/16/2021

Reference Information

CVE: CVE-2021-34798, CVE-2021-39275

IAVA: 2021-A-0440-S

RHSA: 2022:0891