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FTP not enabled but port 21 opened on 3000 concentrator?

wgorman
Level 1
Level 1

How can this be?

The VPN 3000 concentrator management software shows that FTP is not enabled, but port 21 is open when I scan the device and try to logon, but fail. I do not have admin rights to it; a network staff member showed me that it was supposed to be not enabled. I monitor an IDS 4250 and reported that the IDS sig 3171 was triggered over 200 times by a European internet IP. I believe that the FTP service is compromised. What is the worst case scenario?

Is the device owned?

1 Reply 1

wgorman
Level 1
Level 1

update: the network staff member was looking at the wrong concentrator. the ftp was enabled according to management software. we disabled the ftp protocol and I suggested to change the password. The concentrator is safe now, RIGHT?