Sunbelt VIPRE 3.1.1832.2 and possibly 3.1.1633.1, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header (aka "EXE info") at the beginning, and modifying the filename to have (1) no extension, (2) a .txt extension, or (3) a .jpg extension, as demonstrated by a document containing a CVE-2006-5745 exploit.

Sunbelt Kerio Personal Firewall (SKPF) 4.3.268 and 4.3.246, and possibly other versions allows local users to provide a Trojan horse iphlpapi.dll to SKPF by placing it in the installation directory.