Contagio: Sept. 23 CVE-2011-1991 type (1) deskpan.dll Windows components DLL loading vulnerability
Contagio: Apr 13 CVE-2011-2100 PDF - Adobe DLL Loading Vulnerability - Agenda.7z
DLL search order hijacking exploits had and will have many new reincarnations because of the DLL loading preference order - Current Working Directory is preferred for most DLL files. You can read more about the root of these problems (not necessarily related to MS Office but in general) in M-unition: DLL Search Order Hijacking Revisited by Nick Harbour
As described in the Symantec article, fputlsat.dll must be present in the same directory as the Word document in order to be activated by the ActiveX control embedded in the Word document. The payload of this sample is a backdoor trojan Nflog.