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RHEL 8 : c-ares (RHSA-2022:2043)

medium Nessus Plugin ID 160995

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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:2043 advisory.

 - c-ares: Missing input validation of host names may lead to domain hijacking (CVE-2021-3672)

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 c-ares and / or c-ares-devel packages.

See Also

https://access.redhat.com/security/cve/CVE-2021-3672

https://access.redhat.com/errata/RHSA-2022:2043

https://bugzilla.redhat.com/1988342

Plugin Details

Severity: Medium

ID: 160995

File Name: redhat-RHSA-2022-2043.nasl

Version: 1.7

Type: local

Agent: unix

Published: 5/11/2022

Updated: 10/27/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

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-2021-3672

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 5.1

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:c-ares, p-cpe:/a:redhat:enterprise_linux:c-ares-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 8/13/2021

Reference Information

CVE: CVE-2021-3672

CWE: 79

RHSA: 2022:2043