oss-security - Re: CVE request: UnrealIRCd 3.2.8.1 source code contained a backdoor allowing for remote command execution

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Date: Mon, 14 Jun 2010 15:44:01 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: coley <coley@...re.org>
Subject: Re: CVE request: UnrealIRCd 3.2.8.1 source code
 contained a backdoor allowing for remote command execution

Please use CVE-2010-2075 for this.

Thanks.

-- 
    JB


----- "Alex Legler" <a3li@...too.org> wrote:

> Hi.
> 
> Quoting http://www.unrealircd.com/txt/unrealsecadvisory.20100612.txt:
> 
> "We found out that the Unreal3.2.8.1.tar.gz file on our mirrors has
> been
> replaced quite a while ago with a version with a backdoor (trojan) in
> it. This backdoor allows a person to execute ANY command with the
> privileges of the user running the ircd. The backdoor can be executed
> regardless of any user restrictions (so even if you have passworded
> server or hub that doesn't allow any users in)."
> 
> Basically, a system() call was injected into the source code,
> disguised
> as a debug/log macro.
> 
> Filed in Gentoo as https://bugs.gentoo.org/show_bug.cgi?id=323691
> I have a diff of the 'bad' version against the 'good' version. If
> needed, please contact me.
> 
> Please assign a CVE.
> 
> Thanks,
> Alex
> 
> -- 
> Alex Legler | Gentoo Security / Ruby
> a3li@...too.org | a3li@...ber.ccc.de

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