VirusBlokAda Vba32 AntiVirus 3.12.2 uses weak permissions (Everyone:Write) for its installation directory, which allows local users to gain privileges by replacing application programs, as demonstrated by replacing vba32ldr.exe.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2007-5234
http://www.securityfocus.com/bid/25930
http://secunia.com/advisories/27094
http://lists.grok.org.uk/pipermail/full-disclosure/2007-October/066313.html