Directory traversal vulnerability in the HTTP server for BPM Studio Pro 4.2 allows remote attackers to read arbitrary files via a .. (dot dot) in the HTTP request.

BPM Studio Pro 4.2 by ALCATech GmbH includes a webserver that allows a remote attacker to cause a denial of service (crash) by sending a URL request for a MS-DOS device such as con. NOTE: it has been disputed that this and possibly other application-level DOS device issues stem from a bug in Windows, and as such, such applications should not be considered vulnerable themselves.