Untrusted search path vulnerability in Foxit Reader before 5.0.2.0718 allows local users to gain privileges via a Trojan horse dwmapi.dll, dwrite.dll, or msdrm.dll in the current working directory.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-3650
http://www.solutionary.com/index/SERT/Vuln-Disclosures/Foxit-Reader.html