drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in keycloak
Name: |
Zwei Probleme in keycloak |
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ID: |
RHSA-2021:2064-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Single Sign-On |
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Datum: |
Do, 20. Mai 2021, 21:22 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-3424
https://access.redhat.com/security/cve/CVE-2021-3461 |
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Applikationen: |
Keycloak |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Moderate: Red Hat Single Sign-On 7.4.7 security update on RHEL 7 Advisory ID: RHSA-2021:2064-01 Product: Red Hat Single Sign-On Advisory URL: https://access.redhat.com/errata/RHSA-2021:2064 Issue date: 2021-05-20 CVE Names: CVE-2021-3424 CVE-2021-3461 =====================================================================
1. Summary:
New Red Hat Single Sign-On 7.4.7 packages are now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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 7 Server - noarch
3. Description:
Red Hat Single Sign-On 7.4 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 7.4.7 serves as a replacement for Red Hat Single Sign-On 7.4.6, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* keycloak: Backchannel logout not working when Principal Type is set to Attribute Name for external SAML IDP (CVE-2021-3461)
* keycloak: Internationalized domain name (IDN) homograph attack to impersonate users (CVE-2021-3424)
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.
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/):
1933320 - CVE-2021-3424 keycloak: Internationalized domain name (IDN) homograph attack to impersonate users 1941565 - CVE-2021-3461 keycloak: Backchannel logout not working when Principal Type is set to Attribute Name for external SAML IDP
6. Package List:
Red Hat Single Sign-On 7.4 for RHEL 7 Server:
Source: rh-sso7-keycloak-9.0.13-1.redhat_00006.1.el7sso.src.rpm
noarch: rh-sso7-keycloak-9.0.13-1.redhat_00006.1.el7sso.noarch.rpm rh-sso7-keycloak-server-9.0.13-1.redhat_00006.1.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/
7. References:
https://access.redhat.com/security/cve/CVE-2021-3424 https://access.redhat.com/security/cve/CVE-2021-3461 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/html/release_notes/index
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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