This indicates an attack attempt against a Directory Traversal vulnerability in Schneider Electric U.motion Builder.
The vulnerability is due to an error in the vulnerable application when handling a maliciously crafted request. A remote attacker may be able to exploit this to access arbitrary files on the system, via a crafted request.
Schneider Electric U.motion Builder 1.2.1 and prior
Information Disclosure: Remote attackers can gain sensitive information from vulnerable systems.
Currently we are unaware of any vendor supplied patch or updates available for this issue.