Keycloak up to version 6.0.0 allows the end user token (access or id token JWT) to be used as the session cookie for browser sessions for OIDC. As a result an attacker with access to service provider backend could hijack user’s browser session.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - Keycloak up to version 6.0.0 allows the end user token (access or id token JWT) to be used as the session
    cookie for browser sessions for OIDC. As a result an attacker with access to service provider backend
    could hijack user’s browser session. (CVE-2019-3868)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:0857 advisory.

    Red Hat Single Sign-On 7.2 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 7.2.7 serves as a replacement for Red Hat Single Sign-On 7.2.6, and     includes bug fixes and enhancements.

    Security Fix(es):

    * keycloak: session hijack using the user access token (CVE-2019-3868)

    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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:0856 advisory.

    Red Hat Single Sign-On 7.2 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 7.2.7 serves as a replacement for Red Hat Single Sign-On 7.2.6, and     includes bug fixes and enhancements.

    Security Fix(es):

    * keycloak: session hijack using the user access token (CVE-2019-3868)

    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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
422353	SCA: security update for org.keycloak:keycloak-core (GHSA-gc52-xj6p-9pxp)	Tenable Cloud Security	SCA Checks	low
422353	SCA: security update for org.keycloak:keycloak-core (GHSA-gc52-xj6p-9pxp)	Tenable Self-Hosted Container Security	SCA Checks	low
124261	RHEL 6 : Red Hat Single Sign-On 7.2.7 security update on RHEL 6 (Moderate) (RHSA-2019:0857)	Nessus	Red Hat Local Security Checks	low
124260	RHEL 7 : Red Hat Single Sign-On 7.2.7 security update on RHEL 7 (Moderate) (RHSA-2019:0856)	Nessus	Red Hat Local Security Checks	low

Detections

Analytics

CVE-2019-3868

low

Tenable Plugins

low

low

low

low