Multiple stack-based buffer overflows in msg_server.exe in SAP NetWeaver ABAP 7.x allow remote attackers to cause a denial of service (crash) and execute arbitrary code via a (1) long parameter value, (2) crafted string size field, or (3) long Parameter Name string in a package with opcode 0x43 and sub opcode 0x4 to TCP port 3900.
https://websmp230.sap-ag.de/sap%28bD1lbiZjPTAwMQ==%29/bc/bsp/spn/sapnotes/index2.htm?numm=1649840
https://service.sap.com/sap/support/notes/1649838
http://www.zerodayinitiative.com/advisories/ZDI-12-112/
http://www.zerodayinitiative.com/advisories/ZDI-12-111/
http://www.zerodayinitiative.com/advisories/ZDI-12-104/
http://www.securitytracker.com/id?1027211