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.

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.

The viewfile servlet in the documentation package (resin-doc) for Caucho Resin 3.0.17 and 3.0.18 allows remote attackers to obtain the source code for file under the web root via the file parameter.

Directory traversal vulnerability in the viewfile servlet in the documentation package (resin-doc) for Caucho Resin 3.0.17 and 3.0.18 allows remote attackers to read arbitrary files under other web roots via the contextpath parameter. NOTE: this issue can produce resultant path disclosure when the parameter is invalid.

Directory traversal vulnerability in Caucho Resin 3.0.17 and 3.0.18 for Windows allows remote attackers to read arbitrary files via a "C:%5C" (encoded drive letter) in a URL.