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CVSS: 4.3EPSS: 0%CPEs: 193EXPL: 0

Apache Tomcat before 6.0.39, 7.x before 7.0.50, and 8.x before 8.0.0-RC10 allows attackers to obtain "Tomcat internals" information by leveraging the presence of an untrusted web application with a context.xml, web.xml, *.jspx, *.tagx, or *.tld XML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue. Apache Tomcat anterior a 6.0.39, 7.x anterior a 7.0.50 y 8.x anterior a 8.0.0-RC10 permite a atacantes obtener información "Tomcat internals" mediante el aprovechamiento de la presencia de una aplicación web no confiable con un documento context.xml, web.xml, *.jspx, *.tagx, o *.tld XML que contiene una declaración de entidad externa en conjunto con una referencia de entidad, relacionada con un problema XML External Entity (XXE). It was found that several application-provided XML files, such as web.xml, content.xml, *.tld, *.tagx, and *.jspx, resolved external entities, permitting XML External Entity (XXE) attacks. An attacker able to deploy malicious applications to Tomcat could use this flaw to circumvent security restrictions set by the JSM, and gain access to sensitive information on the system. Note that this flaw only affected deployments in which Tomcat is running applications from untrusted sources, such as in a shared hosting environment. • http://advisories.mageia.org/MGASA-2014-0148.html http://marc.info/?l=bugtraq&m=144498216801440&w=2 http://secunia.com/advisories/59036 http://secunia.com/advisories/59722 http://secunia.com/advisories/59724 http://secunia.com/advisories/59873 http://svn.apache.org/viewvc?view=revision&revision=1549528 http://svn.apache.org/viewvc?view=revision&revision=1549529 http://svn.apache.org/viewvc?view=revision&revision=1558828 http://tomcat.apache.org/security-6.html http://tomcat.a • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-611: Improper Restriction of XML External Entity Reference •

CVSS: 4.3EPSS: 91%CPEs: 191EXPL: 0

Apache Tomcat before 6.0.39, 7.x before 7.0.50, and 8.x before 8.0.0-RC10 processes chunked transfer coding without properly handling (1) a large total amount of chunked data or (2) whitespace characters in an HTTP header value within a trailer field, which allows remote attackers to cause a denial of service by streaming data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3544. Apache Tomcat anterior a 6.0.39, 7.x anterior a 7.0.50 y 8.x anterior a 8.0.0-RC10 procesa codificación de transferencia fragmentada sin manejar debidamente (1) una gran cantidad total de datos fragmentados o (2) caracteres de espacio en blanco en un valor de cabecera HTTP dentro de un campo "trailer", lo que permite a atacantes remotos causar una denegación de servicio por transmisión de datos. NOTA: esta vulnerabilidad existe debido a una solución incompleta para CVE-2012-3544. It was discovered that the fix for CVE-2012-3544 did not properly resolve a denial of service flaw in the way Tomcat and JBoss Web processed chunk extensions and trailing headers in chunked requests. • http://advisories.mageia.org/MGASA-2014-0148.html http://marc.info/?l=bugtraq&m=144498216801440&w=2 http://seclists.org/fulldisclosure/2014/Dec/23 http://secunia.com/advisories/59036 http://secunia.com/advisories/59675 http://secunia.com/advisories/59722 http://secunia.com/advisories/59724 http://secunia.com/advisories/59873 http://svn.apache.org/viewvc?view=revision&revision=1521834 http://svn.apache.org/viewvc?view=revision&revision=1521864 http://svn.apache.org/viewvc?vie • CWE-20: Improper Input Validation •

CVSS: 4.3EPSS: 0%CPEs: 5EXPL: 0

org/apache/catalina/connector/CoyoteAdapter.java in Apache Tomcat 6.0.33 through 6.0.37 does not consider the disableURLRewriting setting when handling a session ID in a URL, which allows remote attackers to conduct session fixation attacks via a crafted URL. org/apache/catalina/connector/CoyoteAdapter.java en Apache Tomcat 6.0.33 hasta 6.0.37 no considera la configuración disableURLRewriting cuando maneja un ID de sesión en una URL, lo que permite a atacantes remotos realizar ataques de fijación de sesión a través de una URL manipulada. It was found that previous fixes in Tomcat 6 to path parameter handling introduced a regression that caused Tomcat to not properly disable URL rewriting to track session IDs when the disableURLRewriting option was enabled. A man-in-the-middle attacker could potentially use this flaw to hijack a user's session. • http://seclists.org/fulldisclosure/2014/Dec/23 http://secunia.com/advisories/59036 http://secunia.com/advisories/59722 http://secunia.com/advisories/59873 http://svn.apache.org/viewvc?view=revision&revision=1558822 http://tomcat.apache.org/security-6.html http://www-01.ibm.com/support/docview.wss?uid=swg21675886 http://www-01.ibm.com/support/docview.wss?uid=swg21677147 http://www-01.ibm.com/support/docview.wss?uid=swg21678231 http://www.debian.org/security/2016/dsa-3530 • CWE-20: Improper Input Validation CWE-384: Session Fixation •

CVSS: 5.8EPSS: 0%CPEs: 183EXPL: 0

Apache Tomcat before 6.0.39, 7.x before 7.0.47, and 8.x before 8.0.0-RC3, when an HTTP connector or AJP connector is used, does not properly handle certain inconsistent HTTP request headers, which allows remote attackers to trigger incorrect identification of a request's length and conduct request-smuggling attacks via (1) multiple Content-Length headers or (2) a Content-Length header and a "Transfer-Encoding: chunked" header. NOTE: this vulnerability exists because of an incomplete fix for CVE-2005-2090. Apache Tomcat anterior a 6.0.39, 7.x anterior a 7.0.47 y 8.x anterior a 8.0.0-RC3, cuando se utiliza un conector HTTP o AJP, no maneja debidamente ciertas cabeceras de solicitud HTTP inconsistentes, lo que permite a atacantes remotos provocar una identificación incorrecta de la longitud de una solicitud y realizar ataques request-smuggling a través de (1) múltiples cabeceras de Content-Length o (2) una cabecera de Content-Length y una cabecera de "Transfer-Encoding: chunked". NOTA: esta vulnerabilidad existe debido a una solución incompleta para CVE-2005-2090. It was found that when Tomcat / JBoss Web processed a series of HTTP requests in which at least one request contained either multiple content-length headers, or one content-length header with a chunked transfer-encoding header, Tomcat / JBoss Web would incorrectly handle the request. • http://advisories.mageia.org/MGASA-2014-0148.html http://marc.info/?l=bugtraq&m=141390017113542&w=2 http://marc.info/?l=bugtraq&m=144498216801440&w=2 http://rhn.redhat.com/errata/RHSA-2014-0343.html http://rhn.redhat.com/errata/RHSA-2014-0344.html http://rhn.redhat.com/errata/RHSA-2014-0345.html http://seclists.org/fulldisclosure/2014/Dec/23 http://secunia.com/advisories/57675 http://secunia.com/advisories/59036 http://secunia.com/advisories/59675 http:// • CWE-20: Improper Input Validation •

CVSS: 6.8EPSS: 0%CPEs: 93EXPL: 2

Cross-site request forgery (CSRF) vulnerability in the Manager application in Apache Tomcat 5.5.25 and earlier allows remote attackers to hijack the authentication of administrators for requests that manipulate application deployment via the POST method, as demonstrated by a /manager/html/undeploy?path= URI. NOTE: the vendor disputes the significance of this report, stating that "the Apache Tomcat Security team has not accepted any reports of CSRF attacks against the Manager application ... as they require a reckless system administrator. ** DISPUTADO ** Vulnerabilidad de CSRF en la aplicación Manager en Apache Tomcat 5.5.25 y anteriores versiones permite a atacantes remotos secuestrar la autenticación de peticiones de administrador que manipulen la distribución de aplicaciones a través del método POST, tal tal y como se demuestra mediante la URI /manager/html/undeploy?path=. NOTA: el vendedor discute la importancia de este reporte, indicando que "el equipo de seguridad de Apache Tomcat no acepta ningún reporte de ataques CSRF contra la aplicación Manager ... ya que requieren un administrador de sistemas imprudente". • https://www.exploit-db.com/exploits/29435 http://www.webapp-security.com/wp-content/uploads/2013/11/Apache-Tomcat-5.5.25-CSRF-Vulnerabilities.txt • CWE-352: Cross-Site Request Forgery (CSRF) •