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Red Hat Product Errata RHSA-2019:3045 - Security Advisory
Issued:
2019-10-14
Updated:
2019-10-14

RHSA-2019:3045 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: Red Hat Single Sign-On 7.3.4 security update on RHEL 7

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

New Red Hat Single Sign-On 7.3.4 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.

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 on RHEL 7 serves as a replacement for Red Hat Single Sign-On 7.3.3, 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.

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

Affected Products

  • Red Hat Single Sign-On 7.3 for RHEL 7 x86_64

Fixes

  • BZ - 1649870 - CVE-2019-14820 keycloak: adapter endpoints are exposed via arbitrary URLs
  • BZ - 1713068 - CVE-2019-10184 undertow: Information leak in requests for directories without trailing slashes
  • BZ - 1713468 - CVE-2019-12086 jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server.
  • BZ - 1725795 - CVE-2019-12814 jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server via crafted JSON message.
  • BZ - 1737517 - CVE-2019-14379 jackson-databind: default typing mishandling leading to remote code execution
  • BZ - 1749487 - CVE-2019-14832 keycloak: cross-realm user access auth bypass

CVEs

  • CVE-2019-10184
  • CVE-2019-12086
  • CVE-2019-12814
  • CVE-2019-14379
  • CVE-2019-14820
  • CVE-2019-14832

References

  • https://access.redhat.com/security/updates/classification/#important
  • https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.3/
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Single Sign-On 7.3 for RHEL 7

SRPM
rh-sso7-keycloak-4.8.13-1.Final_redhat_00001.1.el7sso.src.rpm SHA-256: a6325bffbb5abc1f319e28348841b48e8c2469c17cef8129040b77e7aa2d5f2c
rh-sso7-libunix-dbus-java-0.8.0-2.el7sso.src.rpm SHA-256: 427424cd445f82d4adb9111b25c5e7353dcaaab927bd18739643547a6839e3da
x86_64
rh-sso7-keycloak-4.8.13-1.Final_redhat_00001.1.el7sso.noarch.rpm SHA-256: ddd6673f630e41639b320a08e100ac8db66b906694fccf672cff78c37a5acf45
rh-sso7-keycloak-server-4.8.13-1.Final_redhat_00001.1.el7sso.noarch.rpm SHA-256: 506a01ceb4e3312205e1dbc9385b1759bb74c2208dace125de1c990a9a5e8a07
rh-sso7-libunix-dbus-java-0.8.0-2.el7sso.x86_64.rpm SHA-256: fe05439cc96ab0f7b2f90b5d7aadf8ffabe66469b88a04afb69863de168b0513
rh-sso7-libunix-dbus-java-debuginfo-0.8.0-2.el7sso.x86_64.rpm SHA-256: c6c13394c91447cfcf5888ef75ec4ea115ee7e579ec61d22514875f3a955d057
rh-sso7-libunix-dbus-java-devel-0.8.0-2.el7sso.x86_64.rpm SHA-256: 4f61e7c65e7cee4be37071ad94ccdfd00d32935ab8b2875be720d56f96af7d8a

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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