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RHEL 7 : Red Hat Single Sign-On 7.5.1 security update on RHEL 7 (Important) (RHSA-2022:0151)
high Nessus Plugin ID 156788
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Synopsis
The remote Red Hat host is missing one or more security updates for Red Hat Single Sign-On 7.5.1.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:0151 advisory.- keycloak-server-spi-private: ECP SAML binding bypasses authentication flows (CVE-2021-3827)
- Keycloak: Incorrect authorization allows unpriviledged users to create other users (CVE-2021-4133)
- resteasy: Error message exposes endpoint class information (CVE-2021-20289)
- xml-security: XPath Transform abuse allows for information disclosure (CVE-2021-40690)
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 7.5.1 package based on the guidance in RHSA-2022:0151.See Also
http://www.nessus.org/u?0a8bfc0d
http://www.nessus.org/u?122ef64a
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/errata/RHSA-2022:0151
https://bugzilla.redhat.com/show_bug.cgi?id=1935927
https://bugzilla.redhat.com/show_bug.cgi?id=2007512
https://bugzilla.redhat.com/show_bug.cgi?id=2011190
Plugin Details
Severity: High
ID: 156788
File Name: redhat-RHSA-2022-0151.nasl
Version: 1.8
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 1/18/2022
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: 6.0
CVSS v2
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 4.8
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: 7.7
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:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:7, 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