User Guide

Default Vulnerable and Compressed File Extensions
270 McAfee VirusScan
.MD? Macro Microsoft Access database, add-in, and related
files. These files can contain infectable Visual
Basic for Applications macros.
.MPP Macro Microsoft Project files. These files can contain
infectable Visual Basic for Applications macros.
.MPT Macro Microsoft Project template files. These files can
contain infectable Visual Basic for Applications
macros.
.MSG Macro Microsoft Mail, Exchange and Outlok message
files. These files can contain script commands
that can introduce virus infections.
.MSO Macro Microsoft Office 2000 files.
.OCX Program Microsoft Object Linking and Embedding custom
controls. These files are similar to ActiveX
controls and can function as harmful software in
their own right.
.OLE Program Microsoft Object Linking and Embedding object
files. These files are similar to ActiveX controls.
They are files created in one application to be
embedded in another application.
.OV? Program Overlay files.
.POT Macro Microsoft PowerPoint template files. These files
can contain infectable Visual Basic for
Applications macros.
.PP? Macro Microsoft PowerPoint document and slide show
files. These files can contain infectable Visual
Basic for Applications macros.
.RAR Archive RAR compressed archives.
.RTF Macro Rich Text Format files. These files serve as a
common text file format for many document
files.
.SCR Program Windows screen saver files.
.SHS Program Windows shell script (scrap object) files. These
files can introduce commands that cause
unwanted behavior on the host computer.
.SMM Macro Lotus AmiPro spreadsheet files. These files
include macro capabilities.
Table 10-1. Vulnerable file name extensions
Extension File Type File Description