RHEL 8 : openvswitch2.15 (RHSA-2023:0687)

critical Nessus Plugin ID 171231

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0687 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: Out-of-Bounds Read in Organization Specific TLV (CVE-2022-4337)
* openvswitch: Integer Underflow in Organization Specific TLV (CVE-2022-4338)

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.

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

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 affected packages.

Plugin Details

Severity: Critical

ID: 171231

File Name: redhat-RHSA-2023-0687.nasl

Version: 1.4

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 2/9/2023

Updated: 11/8/2024

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: 5.9

Vendor

Vendor Severity: Moderate

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-2022-4338

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:redhat:enterprise_linux:python3-openvswitch2.15, p-cpe:/a:redhat:enterprise_linux:openvswitch2.15-ipsec, p-cpe:/a:redhat:enterprise_linux:network-scripts-openvswitch2.15, p-cpe:/a:redhat:enterprise_linux:openvswitch2.15, p-cpe:/a:redhat:enterprise_linux:openvswitch2.15-devel, p-cpe:/a:redhat:enterprise_linux:openvswitch2.15-test, cpe:/o:redhat:enterprise_linux:8

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: 2/9/2023

Vulnerability Publication Date: 1/10/2023

Reference Information

CVE: CVE-2022-4337, CVE-2022-4338

CWE: 125

RHSA: 2023:0687

Detections

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