RHSA-2020:2814 - Security Advisory

Topic

A security update is now available for Red Hat Single Sign-On 7.4.1 adapters for Red Hat JBoss Enterprise Application Platform 7.3

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

Packages: Red Hat Single Sign-On 7.4.1 adapters for Red Hat JBoss Enterprise Application Platform 7.3

Security Fix(es):

• keycloak: Lack of checks in ObjectInputStream leading to Remote Code Execution (CVE-2020-1714)

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.

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

• JBoss Enterprise Application Platform 7.4 for RHEL 8 x86_64
• JBoss Enterprise Application Platform 7.4 for RHEL 7 x86_64
• JBoss Enterprise Application Platform 7.3 for RHEL 8 x86_64
• JBoss Enterprise Application Platform 7.3 for RHEL 7 x86_64
• JBoss Enterprise Application Platform 7.3 for RHEL 6 x86_64

Fixes

• BZ - 1705975 - CVE-2020-1714 keycloak: Lack of checks in ObjectInputStream leading to Remote Code Execution

CVEs

• CVE-2020-1714

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/