(RHSA-2020:2813) Important: Red Hat Single Sign-On 7.4.1 security update

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 7.4.1 serves as a replacement for Red Hat Single Sign-On 7.4.0, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

• keycloak: verify-token-audience support is missing in the NodeJS adapter (CVE-2020-1694)

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

• js-jquery: jquery: Cross-site scripting due to improper injQuery.htmlPrefilter method (CVE-2020-11022)

• js-jquery: jQuery: passing HTML containing <option> elements to manipulation methods could result in untrusted code execution (CVE-2020-11023)

• undertow: invalid HTTP request with large chunk size (CVE-2020-10719)

• keycloak: top-level navigations to data URLs resulting in XSS are possible (incomplete fix of CVE-2020-1697) (CVE-2020-10748)

• jackson-databind: Lacks certain xbean-reflect/JNDI blocking (CVE-2020-8840)

• jackson-databind: Serialization gadgets in shaded-hikari-config (CVE-2020-9546)

• jackson-databind: Serialization gadgets in ibatis-sqlmap (CVE-2020-9547)

• jackson-databind: Serialization gadgets in anteros-core (CVE-2020-9548)

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.