Re: CVE-2014-7187

[Chet Ramey]

On 10/10/14, 4:03 AM, Nabiałek, Wojciech wrote:
> Hi,
> 
> Bash 4.3 after patch 30 is still vulnerable for shellshock CVE-2014-7187.

No, it's not.

> (for x in {1..200} ; do echo "for x$x in ; do :"; done; for x in {1..200} ; 
> do echo done ; done) | bash || echo "CVE-2014-7187 vulnerable, word_lineno"

I'm curious about what you think this demonstrates, but in the meantime:

$ ./bash --version
GNU bash, version 4.3.30(2)-release (x86_64-unknown-linux-gnu)
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
$ (for x in {1..200} ; do echo "for x$x in ; do :"; done; for x in {1..200}
; do echo done ; done) | ./bash
$ echo $?
0

Chet
-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/