drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Red Hat Single Sign-On
Name: |
Mehrere Probleme in Red Hat Single Sign-On |
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ID: |
RHSA-2021:3528-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Single Sign-On |
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Datum: |
Di, 14. September 2021, 23:09 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-3637
https://access.redhat.com/security/cve/CVE-2020-35509
https://access.redhat.com/security/cve/CVE-2020-28491
https://access.redhat.com/security/cve/CVE-2021-3513
https://access.redhat.com/security/cve/CVE-2021-3632 |
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Applikationen: |
Red Hat Single Sign-On |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Moderate: Red Hat Single Sign-On 7.4.9 security update on RHEL 7 Advisory ID: RHSA-2021:3528-01 Product: Red Hat Single Sign-On Advisory URL: https://access.redhat.com/errata/RHSA-2021:3528 Issue date: 2021-09-14 CVE Names: CVE-2020-28491 CVE-2020-35509 CVE-2021-3513 CVE-2021-3632 CVE-2021-3637 =====================================================================
1. Summary:
New Red Hat Single Sign-On 7.4.9 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 7.4.9 serves as a replacement for Red Hat Single Sign-On 7.4.8, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception (CVE-2020-28491)
* keycloak: Brute force attack is possible even after the account lockout (CVE-2021-3513)
* keycloak: Anyone can register a new device when there is no device registered for passwordless login (CVE-2021-3632)
* keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack (CVE-2021-3637)
* keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity (CVE-2020-35509)
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/):
1912427 - CVE-2020-35509 keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity 1930423 - CVE-2020-28491 jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception 1953439 - CVE-2021-3513 keycloak: Brute force attack is possible even after the account lockout 1978196 - CVE-2021-3632 keycloak: Anyone can register a new device when there is no device registered for passwordless login 1979638 - CVE-2021-3637 keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack
6. Package List:
Red Hat Single Sign-On 7.4 for RHEL 7 Server:
Source: rh-sso7-keycloak-9.0.15-1.redhat_00002.1.el7sso.src.rpm
noarch: rh-sso7-keycloak-9.0.15-1.redhat_00002.1.el7sso.noarch.rpm rh-sso7-keycloak-server-9.0.15-1.redhat_00002.1.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-2020-28491 https://access.redhat.com/security/cve/CVE-2020-35509 https://access.redhat.com/security/cve/CVE-2021-3513 https://access.redhat.com/security/cve/CVE-2021-3632 https://access.redhat.com/security/cve/CVE-2021-3637 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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