Unauthorized access blocked (open file)

 

Is this some sort of virus? what should I do?

Category: Norton Product Tamper Protection
Date & Time,Risk,Activity,Status,Recommended Action,Date,Actor,Actor PID,Target,Action,Reaction
7.9.2015 8:20:02,Medium,Unauthorized access blocked (Open File),Blocked,No Action Required,7.9.2015 8:20:02,C:\WINDOWS\SYSTEM32\SVCHOST.EXE,6044,C:\ProgramData\Norton\{0C55C096-0F1D-4F28-AAA2-85EF591126E7}\NIS_22.5.2.15\NCW,Open File,Unauthorized access blocked