Important: Red Hat Single Sign-On 7.4.4 security update

Synopsis

Important: Red Hat Single Sign-On 7.4.4 security update

Type/Severity

Security Advisory: Important

Topic

A security update is now available for Red Hat Single Sign-On 7.4 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.

Description

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 7.4.4 serves as a replacement for Red Hat Single Sign-On 7.4.3, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

• redhat-sso-7-openshift-containers: /etc/passwd is given incorrect privileges (CVE-2020-10695)
  
• hibernate-core: SQL injection vulnerability when both hibernate.use_sql_comments and JPQL String literals are used (CVE-2020-25638)
  
• jackson-databind: FasterXML DOMDeserializer insecure entity expansion is vulnerable to XML external entity (XXE) (CVE-2020-25649)
  
• keycloak: Account REST API can update user metadata attributes (CVE-2020-27826)
  
• keycloak-nodejs-connect: nodejs-elliptic: improper encoding checks allows a certain degree of signature malleability in ECDSA signatures (CVE-2020-13822)
  

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 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).

Affected Products

• Red Hat Single Sign-On Text-Only Advisories x86_64

Fixes

• BZ - 1817530 - CVE-2020-10695 containers/redhat-sso-7: /etc/passwd is given incorrect privileges
• BZ - 1848647 - CVE-2020-13822 nodejs-elliptic: improper encoding checks allows a certain degree of signature malleability in ECDSA signatures
• BZ - 1881353 - CVE-2020-25638 hibernate-core: SQL injection vulnerability when both hibernate.use_sql_comments and JPQL String literals are used
• BZ - 1887664 - CVE-2020-25649 jackson-databind: FasterXML DOMDeserializer insecure entity expansion is vulnerable to XML external entity (XXE)
• BZ - 1905089 - CVE-2020-27826 keycloak: Account REST API can update user metadata attributes

CVEs

• CVE-2020-10695
• CVE-2020-13822
• CVE-2020-25638
• CVE-2020-25649
• CVE-2020-27826

References

• https://access.redhat.com/security/updates/classification/#important