[SCADASEC] Major Linux security hole found

Clint Bodungen clint at cidgcorp.com
Tue Feb 12 12:58:53 CST 2008


You're right, I glanced at it too quickly and misread it.  It's a memory
space data pipe/redirection.  Thanks for keeping me in check!  ;)  

That being said, it's still a local privilege escalation vulnerability and
my mitigation comments still apply.

Clint  

-----Original Message-----
From: scadasec-bounces at news.infracritical.com
[mailto:scadasec-bounces at news.infracritical.com] On Behalf Of ljknews
Sent: Tuesday, February 12, 2008 12:44 PM
To: scadasec at news.infracritical.com
Subject: Re: [SCADASEC] Major Linux security hole found

At 12:29 PM -0600 2/12/08, Clint Bodungen wrote:

> Yet another vulnerability caused by a buffer overflow.

Can you point out the language that says it is a buffer overflow ?

>From what I read (as a non-Linux person) this was a failure of
the system service to check the privilege of the caller to write
to the target memory area.

To me a buffer overflow on a system service call would be when
the service checks the target address but fails to account for
the length of the transfer requested.
-- 
Larry Kilgallen

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