RHEL 8 : Red Hat Single Sign-On 7.5.1 security update on RHEL 8 (Important) (RHSA-2022:0152)

high Nessus Plugin ID 156792

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-2022:0152 advisory.

- resteasy: Error message exposes endpoint class information (CVE-2021-20289)

- keycloak-server-spi-private: ECP SAML binding bypasses authentication flows (CVE-2021-3827)

- xml-security: XPath Transform abuse allows for information disclosure (CVE-2021-40690)

- Keycloak: Incorrect authorization allows unpriviledged users to create other users (CVE-2021-4133)

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 rh-sso7-keycloak and / or rh-sso7-keycloak-server packages.

See Also

https://access.redhat.com/security/cve/CVE-2021-3827

https://access.redhat.com/security/cve/CVE-2021-4133

https://access.redhat.com/security/cve/CVE-2021-20289

https://access.redhat.com/security/cve/CVE-2021-40690

https://access.redhat.com/errata/RHSA-2022:0152

https://bugzilla.redhat.com/1935927

https://bugzilla.redhat.com/2007512

https://bugzilla.redhat.com/2011190

https://bugzilla.redhat.com/2033602

Plugin Details

Severity: High

ID: 156792

File Name: redhat-RHSA-2022-0152.nasl

Version: 1.7

Type: local

Agent: unix

Published: 1/18/2022

Updated: 11/20/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.4

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

CVSS Score Source: CVE-2021-4133

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, 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: 1/17/2022

Vulnerability Publication Date: 3/26/2021

Reference Information

CVE: CVE-2021-20289, CVE-2021-3827, CVE-2021-40690, CVE-2021-4133

CWE: 200, 209, 287, 863

IAVA: 2021-A-0556

RHSA: 2022:0152