oss-security - Re: CVE Request -- dtach: Memory portion (random stack data) disclosure to the client by unclean client disconnect

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Date: Thu, 28 Jun 2012 21:14:11 -0600
From: Kurt Seifried <kseifried@...hat.com>
To: oss-security@...ts.openwall.com
CC: Jan Lieskovsky <jlieskov@...hat.com>,
        "Steven M. Christey" <coley@...us.mitre.org>,
        Enrico Scholz <enrico.scholz@...ormatik.tu-chemnitz.de>,
        Tom Woodward <tomwoodward.mail@...il.com>
Subject: Re: CVE Request -- dtach: Memory portion (random stack
 data) disclosure to the client by unclean client disconnect

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On 06/27/2012 03:58 AM, Jan Lieskovsky wrote:
> Hello Kurt, Steve, vendors,
> 
> a portion of memory (random stack data) disclosure flaw was found
> in the way dtach, a simple program emulating the detach feature of
> screen, performed client connection termination under certain
> circumstances. A remote attacker could use this flaw to potentially
> obtain sensitive information by issuing a specially-crafted dtach
> client connection close request.
> 
> Upstream ticket: [1] 
> http://sourceforge.net/tracker/?func=detail&aid=3517812&group_id=36489&atid=417357
>
> 
> 
> Preliminary proposed patch: [2] 
> http://sourceforge.net/tracker/download.php?group_id=36489&atid=417357&file_id=441195&aid=3517812
>
> 
> 
> References: [3]
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=625302 [4]
> https://bugzilla.redhat.com/show_bug.cgi?id=812551 [5]
> https://bugzilla.redhat.com/show_bug.cgi?id=835849
> 
> Could you allocate a CVE id for this issue?
> 
> Thank you && Regards, Jan. -- Jan iankko Lieskovsky / Red Hat
> Security Response Team

Please use CVE-2012-3368 for this issue.

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993

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