Re: FTP Snort rule

[vijay saravanan <vjysaravan_88 () yahoo com>]

Thanks Joel. -k none option did the magic.

Thanks,
Vijay
On Wednesday, 7 May 2014 10:17 PM, Joel Esler (jesler) <jesler () cisco com> wrote:
 
Try: 

https://github.com/vrtadmin/snort-faq/blob/master/FAQ/Im-not-receiving-alerts-in-Snort.md


--
Joel Esler
Open Source Manager
Threat Intelligence Team Lead
Vulnerability Research Team

 
On May 7, 2014, at 12:31 PM, vijay saravanan <vjysaravan_88 () yahoo com> wrote:

Hi All,
> I am new to snort, Here is the rule written to detect connection request to FTP server and response from the FTP 
> server.
>
>
> alert tcp any any <> 192.168.0.147 21 (msg: "FTP access";sid:10000002;rev:1;)
>
>
>
> The snort alerts all the connection attempt from external hosts to FTP Server but it is not producing the alert for 
> response sent by FTP server.
>
>
> For example :-
>
>
> I could see the packet captured from 192.168.0.125 to 192.168.0.147:21 for "USER root"
>
>
> But the response by the FTP server 192.168.0.147:21 to 192.168.0.125 is not captured.
>
>
> We changed the rule to :-
>
>
> alert tcp 192.168.0.147 21 -> any any (msg: "FTP access";sid:10000002;rev:1;). But still it doesn't work.
>
>
> Please assist.Let me know if you need additional information.
>
>
> Thanks,
> Vijay
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