Re: [squid-users] my squid box spoofed !!

From: Robert Vangel <vangelr@dont-contact.us>
Date: Mon, 16 May 2005 16:06:37 +0800

Alex wrote:
> Dear All,
>
> i have a problem with my squid proxy.. suddenly its performance decrease
> and i never get the speed i expect from my squid box, and when i tail to
> access.log i find a weird line of information there,, please find it
> below :
>
> 1115668842.640 14680 61.224.206.211 TCP_MISS/200 824 CONNECT
> 205.188.156.185:25 - DIRECT/205.188.156.185 -
>
> i found thousands of line similar to this one, even, i dont know the
> source ip address, destination or even the direct destination !! the 3
> ip addresses doesn't belong to my network at all and all are blocked
> from the squid.conf file, plus why the destenation is trying to make
> connection on port 25 !!! ? such port is also blocked with the
> Safe_ports rule !
> port 25 is not allowed on my linux box , so how this ip can hack to my
> squid box and through my squid can open a session to port 25 on the
> destination ? and how i can block this from happening ?! its killing my
> squid box performance
>
> Best Regards ,

Can you firewall the proxy off from the rest of the internet and only
allowing your network to hit it?

Received on Mon May 16 2005 - 02:06:44 MDT

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