Caucho Quercus, as distributed in Resin before 4.0.29, does not properly handle unspecified characters in the names of variables, which has unknown impact and remote attack vectors, related to an "HTTP Parameter Contamination" issue.

Caucho Quercus, as distributed in Resin before 4.0.29, overwrites entries in the SERVER superglobal array on the basis of POST parameters, which has unspecified impact and remote attack vectors.

Resin 2.0.5 through 2.1.2 allows remote attackers to reveal physical path information via a URL request for the example Java class file HelloServlet.

Resin 2.1.1 allows remote attackers to cause a denial of service (thread and connection consumption) via multiple URL requests containing the DOS 'CON' device name and a registered file extension such as .jsp or .xtp.

Resin 2.1.1 allows remote attackers to cause a denial of service (memory consumption and hang) via a URL with long variables for non-existent resources.

Caucho Technology Resin server 2.1.1 to 2.1.2 allows remote attackers to obtain server's root path via requests for MS-DOS device names such as lpt9.xtp.

Directory traversal vulnerability in Caucho Quercus, as distributed in Resin before 4.0.29, allows remote attackers to create files in arbitrary directories via a .. (dot dot) in a pathname within an HTTP request.

Multiple cross-site scripting (XSS) vulnerabilities in example scripts in Caucho Technology Resin 2.0 through 2.1.2 allow remote attackers to inject arbitrary web script or HTML via (1) env.jsp, (2) form.jsp, (3) session.jsp, (4) the move parameter to tictactoe.jsp, or the (5) name or (6) comment fields to guestbook.jsp.