keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:8963 advisory.

    Red Hat Single Sign-On 7.6 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 7.6.1 on RHEL 9 serves as a replacement for Red Hat Single Sign-On     7.6.1, and includes the security fixes listed below.

    Security Fix(es):

    * keycloak: path traversal via double URL encoding (CVE-2022-3782)

    * keycloak: Session takeover with OIDC offline refreshtokens (CVE-2022-3916)

    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.

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

Note that Nessus has not tested for these issues 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 multiple vulnerabilities as referenced in the RHSA-2022:8961 advisory.

    Red Hat Single Sign-On 7.6 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 7.6.1 on RHEL 7 serves as a replacement for Red Hat Single Sign-On     7.6.1, and includes the security fixes listed below.

    Security Fix(es):

    * keycloak: path traversal via double URL encoding (CVE-2022-3782)

    * keycloak: Session takeover with OIDC offline refreshtokens (CVE-2022-3916)

    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.

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

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

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:8962 advisory.

    Red Hat Single Sign-On 7.6 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 7.6.1 on RHEL 8 serves as a replacement for Red Hat Single Sign-On     7.6.1, and includes the security fixes listed below.

    Security Fix(es):

    * keycloak: path traversal via double URL encoding (CVE-2022-3782)

    * keycloak: Session takeover with OIDC offline refreshtokens (CVE-2022-3916)

    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.

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

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

ID	Name	Product	Family	Severity
168695	RHEL 9 : Red Hat Single Sign-On 7.6.1 security update on RHEL 9 (Important) (RHSA-2022:8963)	Nessus	Red Hat Local Security Checks	critical
168675	RHEL 7 : Red Hat Single Sign-On 7.6.1 security update on RHEL 7 (Important) (RHSA-2022:8961)	Nessus	Red Hat Local Security Checks	critical
168668	RHEL 8 : Red Hat Single Sign-On 7.6.1 security update on RHEL 8 (Important) (RHSA-2022:8962)	Nessus	Red Hat Local Security Checks	critical

Detections

Analytics

CVE-2022-3782

critical

Tenable Plugins

critical

critical

critical