The EdgeServiceImpl web service in Arcserve UDP before 5.0 Update 4 allows remote attackers to obtain sensitive credentials via a crafted SOAP request to the (1) getBackupPolicy or (2) getBackupPolicies method.
http://www.zerodayinitiative.com/advisories/ZDI-15-244/
http://www.zerodayinitiative.com/advisories/ZDI-15-243/