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Date: Fri, 18 Apr 2014 09:03:17 +0100
From: John Haxby <john.haxby@...cle.com>
To: oss-security@...ts.openwall.com
Subject: Re: CVE Request: Nagios Remote Plugin Executor <= 2.15 Remote Command Execution


On 18 Apr 2014, at 07:16, gremlin@...mlin.ru wrote:

> On 18-Apr-2014 10:14:16 +0800, Eduardo Tongson wrote:
> 
>> Details: http://seclists.org/fulldisclosure/2014/Apr/240
>> Fix:
> 
>> --- nrpe/src/nrpe.c
>> +++ nrpe/src/nrpe.c
>> -#define NASTY_METACHARS         "|`&><'\"\\[]{};"
>> +#define NASTY_METACHARS         "|`&><'\"\\[]{};\n"
> 
> Adding \r here may be a good idea as well...


And ‘$’   you have ` but you don’t guard against $(do something unpleasant).

jch

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