[Sysadmin] Fw: [Colo] remote buffer overflow in sendmail (fwd)

William Anderson neuro at well.com
Mon Mar 3 13:55:54 CST 2003


leo's running sendmail - can we check this one out?

James A. T. Rice wrote:
> sendmail again *spit*. sigh.
>
> ---------- Forwarded message ----------
> Date: Mon, 03 Mar 2003 10:49:33 -0700
> From: Todd C. Miller <Todd.Miller at courtesan.com>
> To: security-announce at openbsd.org
> Subject: remote buffer overflow in sendmail
>
> A buffer overflow has been found in sendmail's envelope comment
> processing code which may allow an attacker to gain root privileges.
> The bug was discovered by Mark Dowd of ISS X-Force.
>
> For more information, see:
>     http://www.iss.net/issEn/delivery/xforce/alertdetail.jsp?oid=21950
>     http://www.sendmail.org/8.12.8.html
>
> As shipped, OpenBSD runs a sendmail that binds only to localhost,
> making this a localhost-only hole in the default configuration.
> However, any sendmail configuration that accepts incoming mail may
> potentially be exploited.
>
> The sendmail in OpenBSD-current has been updated to version 8.12.8.
> The 3.1 and 3.2 -stable branches have had a patch applied that fixes
> the buffer overflow.  However, because the -stable branches have
> the specific vulnerability patched (as opposed to the full 8.12.8
> distribution), sendmail on -stable will report the old sendmail version.
>
> Patch for OpenBSD 3.1:
> ftp://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/022_sendmail.patch
>
> Patch for OpenBSD 3.2:
> ftp://ftp.openbsd.org/pub/OpenBSD/patches/3.2/common/009_sendmail.patch
>
> Patches for older versions of sendmail may be found at
> ftp://ftp.sendmail.org/pub/sendmail/



--
_ __/|   ___  ___ __ _________ "When Microsoft Office is your only hammer,
\`O_o'  / _ \/ -_) // / __/ _ \ pretty much everything begins to look like
=(_ _)=/_//_/\__/\_,_/_/  \___/ a nail. Or a thumb." -- Rob Pegoraro
   U - Ack! Phttpt! Thhbbt!     neuro at well dot com  http://neuro.me.uk/



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