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RHEL 8 : bind9.16 (RHSA-2022:7643)

medium Nessus Plugin ID 167129

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Synopsis

The remote Red Hat host is missing one or more security updates for bind9.16.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:7643 advisory.

 - bind: DNS forwarders - cache poisoning vulnerability (CVE-2021-25220)

 - bind: DoS from specifically crafted TCP packets (CVE-2022-0396)

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 RHEL bind9.16 package based on the guidance in RHSA-2022:7643.

See Also

http://www.nessus.org/u?13086037

http://www.nessus.org/u?790bc9ea

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2022:7643

https://bugzilla.redhat.com/show_bug.cgi?id=2064512

https://bugzilla.redhat.com/show_bug.cgi?id=2064513

https://bugzilla.redhat.com/show_bug.cgi?id=2128601

Plugin Details

Severity: Medium

ID: 167129

File Name: redhat-RHSA-2022-7643.nasl

Version: 1.6

Type: local

Agent: unix

Published: 11/8/2022

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2021-25220

CVSS v3

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:bind9.16, p-cpe:/a:redhat:enterprise_linux:bind9.16-chroot, p-cpe:/a:redhat:enterprise_linux:bind9.16-devel, p-cpe:/a:redhat:enterprise_linux:bind9.16-dnssec-utils, p-cpe:/a:redhat:enterprise_linux:bind9.16-doc, p-cpe:/a:redhat:enterprise_linux:bind9.16-libs, p-cpe:/a:redhat:enterprise_linux:bind9.16-license, p-cpe:/a:redhat:enterprise_linux:bind9.16-utils, p-cpe:/a:redhat:enterprise_linux:python3-bind9.16

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/8/2022

Vulnerability Publication Date: 3/16/2022

Reference Information

CVE: CVE-2021-25220, CVE-2022-0396

CWE: 444, 459

RHSA: 2022:7643