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Message from discussion VMS security vulnerability (POP server)
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ultra...@gmail.com  
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 More options Jul 1 2007, 10:06 pm
Newsgroups: comp.os.vms
From: ultra...@gmail.com
Date: Mon, 02 Jul 2007 02:06:14 -0000
Local: Sun, Jul 1 2007 10:06 pm
Subject: Re: VMS security vulnerability (POP server)
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On Jul 1, 9:27 pm, JF Mezei <jfmezei.spam...@vaxination.ca> wrote:

> OK, it has been a couple of weeks and haven't heard anything back from HP).

> When a pop client requests access to the VMS POP server (Alpha VMS 8.3,
> TCPIP Services 5.6) and provides incorrect username/password, this event
> is not logged in the audit server. A simple message is sent to OPCOM.
> This message does not contain any clue on the origin of the request.

> So overnight, it becomes possible to run brute force attempts on
> usernames via POP since no intrusion detection/evasion is made, and
> short of many messages in operator.log, there is nothing in AnA/AUDIT
> and no information on the IP address of the client that made those attempts.

> (I got such an attack with thousands of attempts).

> The whole intrusion detection scheme needs to apply to ALL services
> which grant access to VMS via user/password combination and all such
> application should comply to whateer calling standards to ensure that
> all attempts with invalid credentials are properly logged, including IP
> address and the username that was attempted.

you need pmdf ...

 
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