full-disclosure - Re: AOL YGP Picture Editor YGPPicEdit.dll Multiple Buffer Overflows

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date: Thu, 27 Dec 2007 10:05:08 -0500 (GMT-05:00)
From: Elazar Broad <elazarb@...thlink.net>
To: "full-disclosure@...ts.grok.org.uk" <full-disclosure@...ts.grok.org.uk>
Subject: Re: AOL YGP Picture Editor YGPPicEdit.dll
 Multiple Buffer Overflows

After some more analysis by Carsten Eiram @ Secunia, this is NOT exploitable. I would like to apologize for the hasty post. SecurityFocus, please update bid 27026 to reflect the fact that at most, this can just crash the browser.

Elazar

-----Original Message-----
>From: Valdis.Kletnieks@...edu
>Sent: Dec 26, 2007 1:28 AM
>To: reepex <reepex@...il.com>
>Cc: Elazar Broad <elazarb@...thlink.net>, full-disclosure@...ts.grok.org.uk
>Subject: Re: [Full-disclosure] AOL YGP Picture Editor YGPPicEdit.dll Multiple Buffer Overflows
>
>On Tue, 25 Dec 2007 21:53:29 CST, reepex said:
>
>> How does a bunch of 'A's prove something is exploitable?
>
>If a bunch of A's causes the EIP to end up as x'41414141', it's 95% of the
>way to being an exploit.  If it gets you some *other* crash, it's probably
>at least 30% to 40% of the way to an exploit.
>
>Go back and read the analysis of the NTP buffer overflow from a number of years
>back.  Truly a classic - they managed to leverage a *one byte* overflow into
>a complete and total rooting of the box.

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/