[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Thu, 15 Oct 2009 16:44:49 +0200
From: Julien Tinnes <julien.tinnes@...il.com>
To: oss-security@...ts.openwall.com
Cc: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE request: oping allows the disclosure of
arbitrary file contents
On Thu, Oct 15, 2009 at 4:34 PM, Josh Bressers <bressers@...hat.com> wrote:
> ----- "Julien Tinnes" <jt@....org> wrote:
>>
>> in case anyone cares, oping also attempts to drop privileges with
>> setuid(getuid()); without checking setuid()'s return value.
>>
>> It's an obvious vulnerability, because a local attacker can make
>> setuid() fail by setting a resource limit of 0 for RLIMIT_NPROC with
>> setrlimit().
>>
>
> Does that have any security implications though? I've not looked at the app.
> If it's a security problem, I'll give it a CVE id.
I didn't really look either. Because of this, everything will run as
root while it shouldn't, but an attacker might need a second bug to
elevate privileges.
I would still consider it a security problem.
Julien
Powered by blists - more mailing lists
Please check out the
Open Source Software Security Wiki, which is counterpart to this
mailing list.
Confused about mailing lists and their use?
Read about mailing lists on Wikipedia
and check out these
guidelines on proper formatting of your messages.
