Apache HTTP Server Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2007-6203
Apache HTTP Server 2.0.x and 2.2.x does not sanitize the HTTP Method specifier header from an HTTP request when it is reflected back in a quot413 Request Entity Too Largequot error message which might allow cross-site scripting (XSS) style attacks using web client components that can send arbitrary headers in requests as demonstrated via an HTTP request containing an invalid Content-length value a similar issue to CVE-2006-3918.