Protect yourself against future threats.
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===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2022.0221
Red Hat Single Sign-On 7.5.1 security update on RHEL 7
18 January 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Red Hat Single Sign-On 7.5.1
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-40690 CVE-2021-20289 CVE-2021-4133
CVE-2021-3827
Reference: ESB-2022.0047
ESB-2022.0040
ESB-2021.4321
Original Bulletin:
https://access.redhat.com/errata/RHSA-2022:0151
https://access.redhat.com/errata/RHSA-2022:0152
https://access.redhat.com/errata/RHSA-2022:0155
Comment: This bulletin contains three (3) Red Hat security advisories.
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=====================================================================
Red Hat Security Advisory
Synopsis: Important: Red Hat Single Sign-On 7.5.1 security update on RHEL 7
Advisory ID: RHSA-2022:0151-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0151
Issue date: 2022-01-17
CVE Names: CVE-2021-3827 CVE-2021-4133 CVE-2021-20289
CVE-2021-40690
=====================================================================
1. Summary:
New Red Hat Single Sign-On 7.5.1 packages are now available for Red Hat
Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Single Sign-On 7.5 for RHEL 7 Server - noarch
3. Description:
Red Hat Single Sign-On 7.5 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 7.5.1 on RHEL 7 serves as a
replacement for Red Hat Single Sign-On 7.5.0, and includes bug fixes and
enhancements, which are documented in the Release Notes document linked to
in the References.
Security Fix(es):
* Keycloak: Incorrect authorization allows unpriviledged users to create
other users (CVE-2021-4133)
* 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)
* resteasy: Error message exposes endpoint class information
(CVE-2021-20289)
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.
4. Solution:
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1935927 - CVE-2021-20289 resteasy: Error message exposes endpoint class information
2007512 - CVE-2021-3827 keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
2011190 - CVE-2021-40690 xml-security: XPath Transform abuse allows for information disclosure
2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users
6. JIRA issues fixed (https://issues.jboss.org/):
CIAM-1616 - Create RPMs for the RH-SSO 7.5.1 release for RHEL7
7. Package List:
Red Hat Single Sign-On 7.5 for RHEL 7 Server:
Source:
rh-sso7-keycloak-15.0.4-1.redhat_00001.1.el7sso.src.rpm
noarch:
rh-sso7-keycloak-15.0.4-1.redhat_00001.1.el7sso.noarch.rpm
rh-sso7-keycloak-server-15.0.4-1.redhat_00001.1.el7sso.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
8. References:
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/security/updates/classification/#important
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/
9. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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=====================================================================
Red Hat Security Advisory
Synopsis: Important: Red Hat Single Sign-On 7.5.1 security update on RHEL 8
Advisory ID: RHSA-2022:0152-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0152
Issue date: 2022-01-17
CVE Names: CVE-2021-3827 CVE-2021-4133 CVE-2021-20289
CVE-2021-40690
=====================================================================
1. Summary:
New Red Hat Single Sign-On 7.5.1 packages are now available for Red Hat
Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Single Sign-On 7.4 for RHEL 8 - noarch
3. Description:
Red Hat Single Sign-On 7.5 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 7.5.1 on RHEL 8 serves as a
replacement for Red Hat Single Sign-On 7.5.0, and includes bug fixes and
enhancements, which are documented in the Release Notes document linked to
in the References.
Security Fix(es):
* Keycloak: Incorrect authorization allows unpriviledged users to create
other users (CVE-2021-4133)
* 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)
* resteasy: Error message exposes endpoint class information
(CVE-2021-20289)
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.
4. Solution:
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1935927 - CVE-2021-20289 resteasy: Error message exposes endpoint class information
2007512 - CVE-2021-3827 keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
2011190 - CVE-2021-40690 xml-security: XPath Transform abuse allows for information disclosure
2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users
6. JIRA issues fixed (https://issues.jboss.org/):
CIAM-1615 - Create RPMs for the RH-SSO 7.5.1 release for RHEL8
7. Package List:
Red Hat Single Sign-On 7.4 for RHEL 8:
Source:
rh-sso7-keycloak-15.0.4-1.redhat_00001.1.el8sso.src.rpm
noarch:
rh-sso7-keycloak-15.0.4-1.redhat_00001.1.el8sso.noarch.rpm
rh-sso7-keycloak-server-15.0.4-1.redhat_00001.1.el8sso.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
8. References:
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/security/updates/classification/#important
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/
9. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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=====================================================================
Red Hat Security Advisory
Synopsis: Important: Red Hat Single Sign-On 7.5.1 security update
Advisory ID: RHSA-2022:0155-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0155
Issue date: 2022-01-17
CVE Names: CVE-2021-3827 CVE-2021-4133 CVE-2021-20289
CVE-2021-40690
=====================================================================
1. Summary:
A security update is now available for Red Hat Single Sign-On 7.5 from the
Customer Portal.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Description:
Red Hat Single Sign-On 7.5 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 7.5.1 serves as a replacement for
Red Hat Single Sign-On 7.5.0, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.
Security Fix(es):
* Keycloak: Incorrect authorization allows unpriviledged users to create
other users (CVE-2021-4133)
* 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)
* resteasy: Error message exposes endpoint class information
(CVE-2021-20289)
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.
3. Solution:
Before applying the update, back up your existing installation, including
all applications, configuration files, databases and database settings, and
so on.
The References section of this erratum contains a download link (you must
log in to download the update).
4. Bugs fixed (https://bugzilla.redhat.com/):
1935927 - CVE-2021-20289 resteasy: Error message exposes endpoint class information
2007512 - CVE-2021-3827 keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
2011190 - CVE-2021-40690 xml-security: XPath Transform abuse allows for information disclosure
2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users
5. JIRA issues fixed (https://issues.jboss.org/):
CIAM-1176 - 7.5.1 Deliverables - RPMs
6. References:
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/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=core.service.rhsso&version=7.5
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/
7. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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