Listing 1: Excerpt from Patch.bat

@Echo Off
Color 1F
Title Windows 2000 Hotfix Install

:install
Echo Installing patches for Windows 2000...
Echo -------------------------------------------------------------
Echo Patch list updated as of 07/13/2004.
Echo.
Echo Today is %date%.
Echo.

Rem The following three patches are examples of existing hotfixes.

Echo.
Echo Checking for MS02-042: Flaw in Network Connection Manager
  Can Cause Rights Elevation...
.\Reg\Reg.exe Query "HKEY_LOCAL_MACHINE\SOFTWARE\
  Microsoft\Updates\Windows 2000\SP4\Q326886\Description"
  /s || Echo Patching - see Q326886... &&
  .\OS\Q326886\Q326886_W2K_SP4_X86_EN.exe -q -z

Echo.
Echo Checking for MS02-045: Unchecked Buffer in Network Share
  Provider May Lead to Denial-of-Service...
.\Reg\Reg.exe Query "HKEY_LOCAL_MACHINE\SOFTWARE\
  Microsoft\Updates\Windows 2000\SP4\Q326830\Description"
  /s || Echo Patching - see Q326830... &&
  .\OS\Q326830\Q326830_W2K_SP4_X86_EN.exe -q -z

Echo.
Echo Checking for MS02-048: Flaw in Certificate Enrollment
  Control May Cause Digital Certificates to Be Deleted...
.\Reg\Reg.exe Query "HKEY_LOCAL_MACHINE\SOFTWARE\
  Microsoft\Updates\Windows 2000\SP4\Q323172\Description"
  /s || Echo Patching - see Q323172... &&
  .\OS\Q323172\q323172_W2K_SP4_X86_EN.exe -u -q -z