Improper Authentication in Apache Tomcat

java/org/apache/catalina/authenticator/FormAuthenticator.java in the form authentication feature in Apache Tomcat 6.0.21 through 6.0.36 and 7.x before 7.0.33 does not properly handle the relationships between authentication requirements and sessions, which allows remote attackers to inject a...

GHSA-6M48-JXWX-76Q7 Improper Authentication in Apache Tomcat

java/org/apache/catalina/authenticator/FormAuthenticator.java in the form authentication feature in Apache Tomcat 6.0.21 through 6.0.36 and 7.x before 7.0.33 does not properly handle the relationships between authentication requirements and sessions, which allows remote attackers to inject a...

Apache Tomcat Denial of Service vulnerability

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 o...

Improper Input Validation in Apache Tomcat

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...

Exposure of Sensitive Information to an Unauthorized Actor in Apache Tomcat

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 ...

GHSA-87W9-X2C3-HRJJ Exposure of Sensitive Information to an Unauthorized Actor in Apache Tomcat

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 ...

Integer Overflow or Wraparound in Apache Tomcat

Integer overflow in the parseChunkHeader function in java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4 allows remote attackers to cause a denial of service resource consumption via a malformed chunk size in chunke...

Improper Input Validation in Apache Tomcat

java/org/apache/catalina/servlets/DefaultServlet.java in the default servlet in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4 does not properly restrict XSLT stylesheets, which allows remote attackers to bypass security-manager restrictions and read arbitrary files via a...

Improper Neutralization of CRLF Sequences in HTTP Headers in Apache Tomcat

Integer overflow in java/org/apache/tomcat/util/buf/Ascii.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4, when operated behind a reverse proxy, allows remote attackers to conduct HTTP request smuggling attacks via a crafted Content-Length HTTP header...

Improper Input Validation in Apache Tomcat

java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allows remote attackers to conduct HTTP request smuggling attacks...

GHSA-PXCX-CXQ8-4MMW Uncontrolled Resource Consumption in Apache Tomcat

Apache Tomcat 6.x before 6.0.44, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle cases where an HTTP response occurs before finishing the reading of an entire request body, which allows remote attackers to cause a denial of service thread consumption via a series of aborted uploa...

Missing XML Validation in Apache Tomcat

Apache Tomcat before 6.0.40, 7.x before 7.0.54, and 8.x before 8.0.6 does not properly constrain the class loader that accesses the XML parser used with an XSLT stylesheet, which allows remote attackers to 1 read arbitrary files via a crafted web application that provides an XML external entity...

Uncontrolled Resource Consumption in Apache Tomcat

Apache Tomcat 6.x before 6.0.44, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle cases where an HTTP response occurs before finishing the reading of an entire request body, which allows remote attackers to cause a denial of service thread consumption via a series of aborted uploa...

GHSA-PRC3-7F44-W48J Missing XML Validation in Apache Tomcat

Apache Tomcat before 6.0.40, 7.x before 7.0.54, and 8.x before 8.0.6 does not properly constrain the class loader that accesses the XML parser used with an XSLT stylesheet, which allows remote attackers to 1 read arbitrary files via a crafted web application that provides an XML external entity...

GHSA-MV42-PX54-87JW Improper Access Control in Apache Tomcat

The session-persistence implementation in Apache Tomcat 6.x before 6.0.45, 7.x before 7.0.68, 8.x before 8.0.31, and 9.x before 9.0.0.M2 mishandles session attributes, which allows remote authenticated users to bypass intended SecurityManager restrictions and execute arbitrary code in a privilege...

Improper Access Control in Apache Tomcat

The session-persistence implementation in Apache Tomcat 6.x before 6.0.45, 7.x before 7.0.68, 8.x before 8.0.31, and 9.x before 9.0.0.M2 mishandles session attributes, which allows remote authenticated users to bypass intended SecurityManager restrictions and execute arbitrary code in a privilege...

Improper Access Control in Apache Tomcat

The Expression Language EL implementation in Apache Tomcat 6.x before 6.0.44, 7.x before 7.0.58, and 8.x before 8.0.16 does not properly consider the possibility of an accessible interface implemented by an inaccessible class, which allows attackers to bypass a SecurityManager protection mechanis...

Exposure of Sensitive Information to an Unauthorized Actor in Apache Tomcat

Apache Tomcat 6.x before 6.0.45, 7.x before 7.0.68, 8.x before 8.0.31, and 9.x before 9.0.0.M2 does not place org.apache.catalina.manager.StatusManagerServlet on the org/apache/catalina/core/RestrictedServlets.properties list, which allows remote authenticated users to bypass intended...

GHSA-6VX3-HR43-CFRH Exposure of Sensitive Information to an Unauthorized Actor in Apache Tomcat

Apache Tomcat 6.x before 6.0.45, 7.x before 7.0.68, 8.x before 8.0.31, and 9.x before 9.0.0.M2 does not place org.apache.catalina.manager.StatusManagerServlet on the org/apache/catalina/core/RestrictedServlets.properties list, which allows remote authenticated users to bypass intended...

GHSA-W3J5-Q8F2-3CQQ Concurrent Execution using Shared Resource with Improper Synchronization in Apache Tomcat

A bug in the error handling of the send file code for the NIO HTTP connector in Apache Tomcat 9.0.0.M1 to 9.0.0.M13, 8.5.0 to 8.5.8, 8.0.0.RC1 to 8.0.39, 7.0.0 to 7.0.73 and 6.0.16 to 6.0.48 resulted in the current Processor object being added to the Processor cache multiple times. This in turn...