bugtraq - RE: Ghostscript 8.64 executes random code at startup

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-prev] [day] [month] [year] [list]

Message-ID: <81F42F63D5BB344ABF294F8E80990C790278261E@MTV-EXCHANGE.microfocus.com>
Date: Mon, 31 May 2010 13:25:43 -0700
From: "Michael Wojcik" <Michael.Wojcik@...rofocus.com>
To: <bugtraq@...urityfocus.com>
Subject: RE: Ghostscript 8.64 executes random code at startup

> From: paul.szabo@...ney.edu.au [mailto:paul.szabo@...ney.edu.au]
> Sent: Sunday, 30 May, 2010 06:50
> 
> I also see no -P- and no absolute paths for the ps files mentioned in
> many "gs scripts" e.g. /usr/bin/pdf2dsc or /usr/bin/ps2ascii . Also,
> crappy coding for "GS_EXECUTABLE=gs". Am not sure if these are
> "originally gs" or "Debian special".

I believe they're all part of the standard Ghostscript distribution; at
any rate, they're in the Windows Ghostscript distribution I have
installed here.

The Windows scripts (gs*\lib\*.bat) are similarly vulnerable: no use of
-P-, and letting the executable name be overridden by an environment
variable.

-- 
Michael Wojcik
Principal Software Systems Developer, Micro Focus