RHEL 9 : openvswitch2.17 (RHSA-2023:1769)

high Nessus Plugin ID 174269

Synopsis

The remote Red Hat host is missing a security update for openvswitch2.17.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:1769 advisory.

Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es):

* openvswitch: ip proto 0 triggers incorrect handling (CVE-2023-1668)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

* [23.C RHEL-9] Fast Datapath Release (BZ#2177686)

* [CT] Inner header of ICMP related traffic does not get DNATed (BZ#2178203)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL openvswitch2.17 package based on the guidance in RHSA-2023:1769.

See Also

http://www.nessus.org/u?955e1f70

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

https://bugzilla.redhat.com/show_bug.cgi?id=2137666

https://bugzilla.redhat.com/show_bug.cgi?id=2177686

https://bugzilla.redhat.com/show_bug.cgi?id=2178203

https://access.redhat.com/errata/RHSA-2023:1769

Plugin Details

Severity: High

ID: 174269

File Name: redhat-RHSA-2023-1769.nasl

Version: 1.5

Type: local

Agent: unix

Published: 4/13/2023

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

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

CVSS Score Source: CVE-2023-1668

CVSS v3

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:L/I:N/A:H

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:openvswitch2.17-ipsec, p-cpe:/a:redhat:enterprise_linux:python3-openvswitch2.17, p-cpe:/a:redhat:enterprise_linux:openvswitch2.17-test, p-cpe:/a:redhat:enterprise_linux:openvswitch2.17, p-cpe:/a:redhat:enterprise_linux:openvswitch2.17-devel

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: 4/13/2023

Vulnerability Publication Date: 4/10/2023

Reference Information

CVE: CVE-2023-1668

CWE: 670

RHSA: 2023:1769