Re: [exim-dev] Remote root vulnerability in Exim

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著者: James E. Blair
日付:  
To: Sergey Kononenko
CC: exim-dev, pkg-exim4-maintainers, Paul Fisher
題目: Re: [exim-dev] Remote root vulnerability in Exim
On 12/07/2010 01:59 PM, Sergey Kononenko wrote:
> Hi,
>
> While investigating security break in the network of my company, I've
> captured (by tcpdump) sequence of successful remote root attack through
> Exim. It was Exim from Debian Lenny (exim4-daemon-light 4.69-9).


Paul Fisher and I have successfully run the exploit against a copy of
Exim running in a debugger on debian lenny, and we believe it utilizes
this bug:

http://bugs.exim.org/show_bug.cgi?id=787

It was fixed in 4.70, but not in the version currently in debian
stable.

James E. Blair
UC Berkeley