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RHEL 9 : Red Hat Single Sign-On 7.6.6 security update on RHEL 9 (Important) (RHSA-2023:7484)

medium Nessus Plugin ID 186246

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Synopsis

The remote Red Hat host is missing one or more security updates for Red Hat Single Sign-On 7.6.6.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7484 advisory.

 - keycloak: impersonation and lockout possible through incorrect handling of email trust (CVE-2023-0105)

 - bouncycastle: potential blind LDAP injection attack using a self-signed certificate (CVE-2023-33201)

 - HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

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 7.6.6 package based on the guidance in RHSA-2023:7484.

See Also

http://www.nessus.org/u?d0a275ce

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

https://access.redhat.com/security/vulnerabilities/RHSB-2023-003

https://bugzilla.redhat.com/show_bug.cgi?id=2158910

https://bugzilla.redhat.com/show_bug.cgi?id=2215465

https://bugzilla.redhat.com/show_bug.cgi?id=2242803

https://access.redhat.com/errata/RHSA-2023:7484

Plugin Details

Severity: Medium

ID: 186246

File Name: redhat-RHSA-2023-7484.nasl

Version: 1.2

Type: local

Agent: unix

Published: 11/24/2023

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.1

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.3

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

CVSS Score Source: CVE-2023-0105

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 6

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:rh-sso7-keycloak, p-cpe:/a:redhat:enterprise_linux:rh-sso7-keycloak-server

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: 11/24/2023

Vulnerability Publication Date: 1/13/2023

CISA Known Exploited Vulnerability Due Dates: 10/31/2023

Reference Information

CVE: CVE-2023-0105, CVE-2023-33201, CVE-2023-44487

CWE: 200, 400, 841

RHSA: 2023:7484