undertow before version 2.0.23.Final is vulnerable to an information leak issue. Web apps may have their directory structures predicted through requests without trailing slashes via the api.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:3046 advisory.

    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 7.3.4 on RHEL 8 serves as a replacement for Red Hat Single Sign-On     7.3.3, and includes bug fixes and enhancements, which are documented in the Release Notes document linked     to in the References.

    Security Fix(es):

    * keycloak: cross-realm user access auth bypass (CVE-2019-14832)

    * keycloak: adapter endpoints are exposed via arbitrary URLs (CVE-2019-14820)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     via crafted JSON message (CVE-2019-12814)

    * jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     (CVE-2019-12086)

    * undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

    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 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-2019:3045 advisory.

    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 7.3.4 on RHEL 7 serves as a replacement for Red Hat Single Sign-On     7.3.3, and includes bug fixes and enhancements, which are documented in the Release Notes document linked     to in the References.

    Security Fix(es):

    * keycloak: cross-realm user access auth bypass (CVE-2019-14832)

    * keycloak: adapter endpoints are exposed via arbitrary URLs (CVE-2019-14820)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     via crafted JSON message (CVE-2019-12814)

    * jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     (CVE-2019-12086)

    * undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

    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 these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:3044 advisory.

    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 7.3.4 on RHEL 6 serves as a replacement for Red Hat Single Sign-On     7.3.3, and includes bug fixes and enhancements, which are documented in the Release Notes document linked     to in the References.

    Security Fix(es):

    * keycloak: cross-realm user access auth bypass (CVE-2019-14832)

    * keycloak: adapter endpoints are exposed via arbitrary URLs (CVE-2019-14820)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     via crafted JSON message (CVE-2019-12814)

    * jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     (CVE-2019-12086)

    * undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

    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 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-2019:2937 advisory.

    This release of Red Hat JBoss Enterprise Application Platform 7.2.4 serves as a replacement for Red Hat     JBoss Enterprise Application Platform 7.2.3, and includes bug fixes and enhancements. See the Red Hat     JBoss Enterprise Application Platform 7.2.4 Release Notes for information about the most significant bug     fixes and enhancements included in this release.

    Security Fix(es):

    * jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)

    * jackson-databind: failure to block the logback-core class from polymorphic deserialization leading to     remote code execution (CVE-2019-12384)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     via crafted JSON message (CVE-2019-12814)

    * undertow: DEBUG log for io.undertow.request.security if enabled leaks credentials to log files     (CVE-2019-10212)

    * codehaus: incomplete fix for unsafe deserialization in jackson-databind vulnerabilities (CVE-2019-10202)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     (CVE-2019-12086)

    * undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

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-2019:2936 advisory.

    This release of Red Hat JBoss Enterprise Application Platform 7.2.4 serves as a replacement for Red Hat     JBoss Enterprise Application Platform 7.2.3, and includes bug fixes and enhancements. See the Red Hat     JBoss Enterprise Application Platform 7.2.4 Release Notes for information about the most significant bug     fixes and enhancements included in this release.

    Security Fix(es):

    * jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)

    * jackson-databind: failure to block the logback-core class from polymorphic deserialization leading to     remote code execution (CVE-2019-12384)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     via crafted JSON message (CVE-2019-12814)

    * undertow: DEBUG log for io.undertow.request.security if enabled leaks credentials to log files     (CVE-2019-10212)

    * codehaus: incomplete fix for unsafe deserialization in jackson-databind vulnerabilities (CVE-2019-10202)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     (CVE-2019-12086)

    * undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

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 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:2935 advisory.

    This release of Red Hat JBoss Enterprise Application Platform 7.2.4 serves as a replacement for Red Hat     JBoss Enterprise Application Platform 7.2.3, and includes bug fixes and enhancements. See the Red Hat     JBoss Enterprise Application Platform 7.2.4 Release Notes for information about the most significant bug     fixes and enhancements included in this release.

    Security Fix(es):

    * jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)

    * jackson-databind: failure to block the logback-core class from polymorphic deserialization leading to     remote code execution (CVE-2019-12384)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     via crafted JSON message (CVE-2019-12814)

    * undertow: DEBUG log for io.undertow.request.security if enabled leaks credentials to log files     (CVE-2019-10212)

    * codehaus: incomplete fix for unsafe deserialization in jackson-databind vulnerabilities (CVE-2019-10202)

    * jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server     (CVE-2019-12086)

    * undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

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
129865	RHEL 8 : Red Hat Single Sign-On 7.3.4 security update on RHEL 8 (Important) (RHSA-2019:3046)	Nessus	Red Hat Local Security Checks	critical
129864	RHEL 7 : Red Hat Single Sign-On 7.3.4 security update on RHEL 7 (Important) (RHSA-2019:3045)	Nessus	Red Hat Local Security Checks	critical
129863	RHEL 6 : Red Hat Single Sign-On 7.3.4 security update on RHEL 6 (Important) (RHSA-2019:3044)	Nessus	Red Hat Local Security Checks	critical
129518	RHEL 8 : Red Hat JBoss Enterprise Application Platform 7.2.4 on RHEL 8 (RHSA-2019:2937)	Nessus	Red Hat Local Security Checks	critical
129517	RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.2.4 on RHEL 7 (RHSA-2019:2936)	Nessus	Red Hat Local Security Checks	critical
129516	RHEL 6 : Red Hat JBoss Enterprise Application Platform 7.2.4 on RHEL 6 Security update (Important) (RHSA-2019:2935)	Nessus	Red Hat Local Security Checks	critical

Detections

Analytics

CVE-2019-10184

high

Tenable Plugins

critical

critical

critical

critical

critical

critical