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Date: Tue, 30 Sep 2014 18:08:01 -0400
From: Jung-uk Kim <jkim@FreeBSD.org>
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To: Mike Tancsa <mike@sentex.net>, Charles Swiger <cswiger@mac.com>, 
 Bryan Drewery <bdrewery@FreeBSD.org>
Subject: Re: bash velnerability
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On 2014-09-30 18:00:31 -0400, Mike Tancsa wrote:
> On 9/30/2014 5:25 PM, Charles Swiger wrote:
>> bash-3.2$ echo "Testing Exploit 4 (CVE-2014-7186)"
>> Testing Exploit 4 (CVE-2014-7186)
>> bash-3.2$ CVE7186="$(bash -c 'true <<EOF <<EOF <<EOF <<EOF <<EOF <<EOF
>> <<EOF <<EOF <<EOF <<EOF <<EOF <<EOF <<EOF <<EOF' 2>/dev/null ||echo -n
>> V)"
>> bash-3.2$ [ "${CVE7186}" == "V" ] && echo "VULNERABLE" || echo "NOT
>> VULNERABLE"
>> NOT VULNERABLE
>>
>> This being said, I'm not confident that there won't be further issues
>> found with bash....
>>
> 
> What are people using to check these issues ?  I was using
> 
> https://github.com/hannob/bashcheck
> 
> Not sure if that gives false positives ?
...

Yes, it seems it does.

https://github.com/hannob/bashcheck/commit/5b611b36

Jung-uk Kim