RedHat: RHSA-2019-3050:01 Important: Red Hat Single Sign-On 7.3.4 security

    Date14 Oct 2019
    CategoryRed Hat
    732
    Posted ByLinuxSecurity Advisories
    Redhat Large
    A security update is now available for Red Hat Single Sign-On 7.3 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,
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: Red Hat Single Sign-On 7.3.4 security update
    Advisory ID:       RHSA-2019:3050-01
    Product:           Red Hat Single Sign-On
    Advisory URL:      https://access.redhat.com/errata/RHSA-2019:3050
    Issue date:        2019-10-14
    CVE Names:         CVE-2019-10184 CVE-2019-12086 CVE-2019-12814 
                       CVE-2019-14379 CVE-2019-14820 CVE-2019-14832 
    =====================================================================
    
    1. Summary:
    
    A security update is now available for Red Hat Single Sign-On 7.3 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 7.3 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 7.3.4 serves as a replacement for
    Red Hat Single Sign-On 7.2.6, and includes bug fixes and enhancements,
    which are documented in the Release Notes document linked to in the
    References.
    
    Security Fix(es):
    
    * keycloak: cross-realm user access auth bypass (CVE-2019-14832)
    
    * keycloak: adapter endpoints are exposed via arbitrary URLs
    (CVE-2019-14820)
    
    * jackson-databind: polymorphic typing issue allows attacker to read
    arbitrary local files on the server via crafted JSON message
    (CVE-2019-12814)
    
    * jackson-databind: default typing mishandling leading to remote code
    execution (CVE-2019-14379)
    
    * jackson-databind: polymorphic typing issue allows attacker to read
    arbitrary local files on the server (CVE-2019-12086)
    
    * undertow: Information leak in requests for directories without trailing
    slashes (CVE-2019-10184)
    
    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.
    
    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/):
    
    1649870 - CVE-2019-14820 keycloak: adapter endpoints are exposed via arbitrary URLs
    1713068 - CVE-2019-10184 undertow: Information leak in requests for directories without trailing slashes
    1713468 - CVE-2019-12086 jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server.
    1725795 - CVE-2019-12814 jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server via crafted JSON message.
    1737517 - CVE-2019-14379 jackson-databind: default typing mishandling leading to remote code execution
    1749487 - CVE-2019-14832 keycloak: cross-realm user access auth bypass
    
    5. JIRA issues fixed (https://issues.jboss.org/):
    
    KEYCLOAK-11367 - [GSS][7.3.z] Credentials tab on clients can only be displayed with view-realm
    
    6. References:
    
    https://access.redhat.com/security/cve/CVE-2019-10184
    https://access.redhat.com/security/cve/CVE-2019-12086
    https://access.redhat.com/security/cve/CVE-2019-12814
    https://access.redhat.com/security/cve/CVE-2019-14379
    https://access.redhat.com/security/cve/CVE-2019-14820
    https://access.redhat.com/security/cve/CVE-2019-14832
    https://access.redhat.com/security/updates/classification/#important
    https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=core.service.rhsso&downloadType=securityPatches&version=7.3
    https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.3/
    
    7. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2019 Red Hat, Inc.
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