My system is running on Windows 10. I am using Avast Free Antivirus. Today i got an update from Windows update. After installing that update Avast started raising notification saying

We've safely aborted connection on because it was infected with smb:cve-2017-0144[Expl].

The detailed notification is shown in the in the image.

The notification by Avast

The IP belongs to my LAN. The IP of my system is I want to know if my system is attacking or it is being attacked by

I am confused because of url. I searched Avast Forums but could not get an explanation but a suggestion to block port 445. It confused me more by suspecting my system.


Reading the alert you have windows file sharing turned on(CIFS) and another machine 114.50 tried to connect and use an exploit related to CVE-2017-0144 . It would appear from the alert 114.50 is infected, run your AV/cleaner on that.

  • Thank you for your answer. Can you explain the url? I mean it looks like my system is asking for smb:// Aug 8 '18 at 14:52

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