Re: Remote Root Hole in FreeBSD Ports

[networkingysistemas networkingysistemas xxx <rdelcampo () airtel net>]

----- Mensaje original -----
> This notice is in reference to a reported root hole in the FreeBSD port of
> perdition and more specifically the library vanessa_logger that it 
> requires.
>
> http://www.securityfocus.org/archive/1/247148
>
> First I would like to express great dismay that this was published on a 
> public list (BugTraq) without prior consultation with the author (myself) 
> or to my knowledge the maintainer of the FreeBSD port, Konstantinos 
> Konstantinidis.
>
> There is a string format bug in vanessa_logger 0.0.1 which is what the post
> to BugTraq makes reference to. FreeBSD, was at the time of the posting 
> shipping this vulnerable version.
>
> vanessa_logger 0.0.2, released on the 29th of June 2001, is not vulnerable
> to this exploit. FreeBSD have released a patched version of vanessa_logger
> 0.0.1 which is also not vulnerable. Users should upgrade to either of 
> these.
>
>     vanessa_logger 0.0.2 is available from
>     ftp://ftp.vergenet.net/pub/vanessa/vanessa_logger/0.0.2
>
> At this time I would also like to highlight the importance of running
> perdition as a non-root user. The --username and --group options enable
> perdition to run as non-root for most of a processes life. If these options
> are used then the potential risk from any exploits stemming from the string
> format bug in vanessa_logger are significantly reduced.
>
> For more information on perdition please see 
> http://vergenet.net/linux/perdition/
>
> -- 
> Horms
> Author of perdition and vanessa_logger