RHEL 8 : Red Hat Single Sign-On 7.6.5 security update on RHEL 8 (Important) (RHSA-2023:4919)

high Nessus Plugin ID 180417

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Synopsis

The remote Red Hat host is missing one or more security updates for Red Hat Single Sign-On 7.6.5.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4919 advisory.

Red Hat Single Sign-On 7.6 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.

This release of Red Hat Single Sign-On 7.6.5 on RHEL 8 serves as a replacement for Red Hat Single Sign-On 7.6.4, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

* undertow: OutOfMemoryError due to @MultipartConfig handling (CVE-2023-3223)

* jackson-databind: Possible DoS if using JDK serialization to serialize JsonNode (CVE-2021-46877)

* jettison: Uncontrolled Recursion in JSONArray (CVE-2023-1436)

For more details about the security issue(s), including the impact, a CVSS score, 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 RHEL Red Hat Single Sign-On 7.6.5 package based on the guidance in RHSA-2023:4919.

Plugin Details

Severity: High

ID: 180417

File Name: redhat-RHSA-2023-4919.nasl

Version: 1.4

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 8/31/2023

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: 4.4

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2023-3223

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:rh-sso7-keycloak, p-cpe:/a:redhat:enterprise_linux:rh-sso7-keycloak-server, cpe:/o:redhat:enterprise_linux:8

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: 8/31/2023

Vulnerability Publication Date: 3/18/2023

Reference Information

CVE: CVE-2021-46877, CVE-2023-1436, CVE-2023-3223

CWE: 400, 674, 789

RHSA: 2023:4919

Detections

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