Slow system performance after applying MS15-011 / KB3000483

  • 7016249
  • 03-Mar-2015
  • 01-May-2015


Novell Client 2 SP3 for Windows (IR10)
Microsoft MS15-011 patch
Microsoft KB 3000483
UNC Hardened Access


After applying Microsoft patch MS15-011 / KB Article ID 3000483, system performance when accessing applications, saving files, etc. on a network drive becomes much slower.

Slow performance occurs even if UNC Hardened Access is not configured / enabled.

After removing the patch, network performance returns to normal.


Fixed in Novell Client 2 SP3 for Windows (IR10b) or later.

Additional Information

See TID 7006254 for a related problem.

Workaround available prior to the fix becoming available:
To avoid the problem, remove the MS15-011 patch on affected systems.
One method to remove the MS15-11 patch is to execute this command:
wusa /uninstall /kb:3000483 /quiet /promptrestart