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Red Hat Enterprise Linux 6: RHSA-2020-4929-01 Moderate: Keycloak XSS Issue

red hat
Calendar Grey November 4, 2020
Dist Redhat Esm H88
Latest Red Hat Single Sign-On 7.4.3 security patch for RHEL 6 classified as Moderate, encompassing resolutions for various security vulnerabilities.
New Red Hat Single Sign-On 7.4.3 packages are now available for Red Hat Enterprise Linux 6

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

Summary

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 7.4.3 security update on RHEL 6 serves as a replacement for Red Hat Single Sign-On 7.4.2, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* keycloak: user can manage resources with just "view-profile" role using new Account Console (CVE-2020-14389)
* keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS (CVE-2020-10776)
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.

Topics%20covered

Topics Covered

security advisory moderate security update XSS Red Hat Enterprise Linux authentication Keycloak

References

https://access.redhat.com/security/cve/CVE-2020-10776 https://access.redhat.com/security/cve/CVE-2020-14389 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/

Package List

Red Hat Single Sign-On 7.4 for RHEL 6 Server:
Source: rh-sso7-keycloak-9.0.9-1.redhat_00001.1.el6sso.src.rpm
noarch: rh-sso7-keycloak-9.0.9-1.redhat_00001.1.el6sso.noarch.rpm rh-sso7-keycloak-server-9.0.9-1.redhat_00001.1.el6sso.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/


Advisory ID: RHSA-2020:4929-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4929
Issue date: 2020-11-04

Topic

New Red Hat Single Sign-On 7.4.3 packages are now available for Red HatEnterprise Linux 6.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate security update XSS Red Hat Enterprise Linux authentication Keycloak

Relevant Releases Architectures

Red Hat Single Sign-On 7.4 for RHEL 6 Server - noarch

Bugs Fixed

1847428 - CVE-2020-10776 keycloak: OIDC redirect_uri allows dangerous schemes resulting in potential XSS

1875843 - CVE-2020-14389 keycloak: user can manage resources with just "view-profile" role using new Account Console

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