(RHSA-2020:2112) Important: Red Hat Single Sign-On 7.3.8 security update

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 7.3.8 serves as a replacement for Red Hat Single Sign-On 7.3.7, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

• keycloak: security issue on reset credential flow (CVE-2020-1718)

• undertow: servletPath is normalized incorrectly leading to dangerous application mapping which could result in security bypass (CVE-2020-1757)

• jackson-mapper-asl: XML external entity similar to CVE-2016-3720 (CVE-2019-10172)

• hibernate: SQL injection issue in Hibernate ORM (CVE-2019-14900)

• cxf: reflected XSS in the services listing page (CVE-2019-17573)

• resteasy: Improper validation of response header in MediaTypeHeaderDelegate.java class (CVE-2020-1695)

• Wildfly: EJBContext principal is not popped back after invoking another EJB using a different Security Domain (CVE-2020-1719)

• keycloak: improper verification of certificate with host mismatch could result in information disclosure (CVE-2020-1758)

• cryptacular: excessive memory allocation during a decode operation (CVE-2020-7226)

• keycloak: problem with privacy after user logout (CVE-2020-1724)

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.