[OpenIndiana-discuss] Bash bug issue

[Saso Kiselkov]

On 9/27/14, 1:41 AM, Nemo wrote:
> On 26 September 2014 17:02, Harry Putnam <reader at newsguy.com> wrote:
>> Gary Gendel <gary at genashor.com> writes:
>>
>>> I believe we mostly skirt the issue because, unlike Linux, the default
>>> shell (/bin/sh) is ksh93 not bash.  This means that under normal
>>> conditions we shouldn't have an issue.  Only if your cgi scripts
>>> actually request bash will apache be a problem.  As for ssh, it
>>> depends upon the login shell for the user.
>>
>> So, do you mean that ksh93 does not have the vulnerability?
> 
> Whence does the OI bash source originate?  On the bash that comes with
> Solaris 10,
> the vulnerability is not present:
> 
> [~]=> bash --version
> GNU bash, version 3.00.16(1)-release (sparc-sun-solaris2.10)
> Copyright (C) 2004 Free Software Foundation, Inc.
> [~]=> env X="() { :;} ; echo busted" /bin/sh -c "echo completed"
> completed

In general, bash != /bin/sh on either Solaris or Illumos-derived
systems. Rerun the env test with bash instead of /bin/sh.

-- 
Saso