Detections
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CentOS 8 : httpd:2.4 (CESA-2021:4537)

critical Nessus Plugin ID 155042

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:4537 advisory.

 - httpd: Regression of CVE-2021-40438 and CVE-2021-26691 fixes in Red Hat Enterprise Linux 8.5 (CVE-2021-20325)

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 mod_http2 and / or mod_md packages.

See Also

https://access.redhat.com/errata/RHSA-2021:4537

Plugin Details

Severity: Critical

ID: 155042

File Name: centos8_RHSA-2021-4537.nasl

Version: 1.6

Type: local

Agent: unix

Published: 11/11/2021

Updated: 10/11/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2021-20325

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: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:mod_http2, p-cpe:/a:centos:centos:mod_md

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 11/9/2021

Reference Information

CVE: CVE-2021-20325

RHSA: 2021:4537