Parse POST parameter to PHP file using CLI












0














The content of my file:



$ cat z-cmd.php 
<?php system($_POST['z']); ?>


What I tried:



$ QUERY_STRING='z=touch plm' php-cgi z-cmd.php 
X-Powered-By: PHP/5.6.36
Content-type: text/html; charset=UTF-8

<br />
<b>Warning</b>: system(): Cannot execute a blank command in <b>/home/jeremy/z-cmd.php</b> on line <b>3</b><br />


How can I run commands using the z POST parametter?










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    0














    The content of my file:



    $ cat z-cmd.php 
    <?php system($_POST['z']); ?>


    What I tried:



    $ QUERY_STRING='z=touch plm' php-cgi z-cmd.php 
    X-Powered-By: PHP/5.6.36
    Content-type: text/html; charset=UTF-8

    <br />
    <b>Warning</b>: system(): Cannot execute a blank command in <b>/home/jeremy/z-cmd.php</b> on line <b>3</b><br />


    How can I run commands using the z POST parametter?










    share|improve this question

























      0












      0








      0







      The content of my file:



      $ cat z-cmd.php 
      <?php system($_POST['z']); ?>


      What I tried:



      $ QUERY_STRING='z=touch plm' php-cgi z-cmd.php 
      X-Powered-By: PHP/5.6.36
      Content-type: text/html; charset=UTF-8

      <br />
      <b>Warning</b>: system(): Cannot execute a blank command in <b>/home/jeremy/z-cmd.php</b> on line <b>3</b><br />


      How can I run commands using the z POST parametter?










      share|improve this question













      The content of my file:



      $ cat z-cmd.php 
      <?php system($_POST['z']); ?>


      What I tried:



      $ QUERY_STRING='z=touch plm' php-cgi z-cmd.php 
      X-Powered-By: PHP/5.6.36
      Content-type: text/html; charset=UTF-8

      <br />
      <b>Warning</b>: system(): Cannot execute a blank command in <b>/home/jeremy/z-cmd.php</b> on line <b>3</b><br />


      How can I run commands using the z POST parametter?







      php php5






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 23 '18 at 3:11









      Nitescu Lucian

      131110




      131110






















          1 Answer
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          Use $argv array, its defined by default. $_POST can't be used in cli php application.



          For the z-cmd.php should be like (Note that $argv[0] contain the file name itself 'z-cmd.php'):



          <?php system($argv[1]); ?>


          and for the command you could use one of the below



          $ php-cgi z-cmd.php 'touch plm'
          $ QUERY_STRING='touch plm' | php-cgi z-cmd.php $QUERY_STRING





          share|improve this answer





















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            1 Answer
            1






            active

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            active

            oldest

            votes






            active

            oldest

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            1














            Use $argv array, its defined by default. $_POST can't be used in cli php application.



            For the z-cmd.php should be like (Note that $argv[0] contain the file name itself 'z-cmd.php'):



            <?php system($argv[1]); ?>


            and for the command you could use one of the below



            $ php-cgi z-cmd.php 'touch plm'
            $ QUERY_STRING='touch plm' | php-cgi z-cmd.php $QUERY_STRING





            share|improve this answer


























              1














              Use $argv array, its defined by default. $_POST can't be used in cli php application.



              For the z-cmd.php should be like (Note that $argv[0] contain the file name itself 'z-cmd.php'):



              <?php system($argv[1]); ?>


              and for the command you could use one of the below



              $ php-cgi z-cmd.php 'touch plm'
              $ QUERY_STRING='touch plm' | php-cgi z-cmd.php $QUERY_STRING





              share|improve this answer
























                1












                1








                1






                Use $argv array, its defined by default. $_POST can't be used in cli php application.



                For the z-cmd.php should be like (Note that $argv[0] contain the file name itself 'z-cmd.php'):



                <?php system($argv[1]); ?>


                and for the command you could use one of the below



                $ php-cgi z-cmd.php 'touch plm'
                $ QUERY_STRING='touch plm' | php-cgi z-cmd.php $QUERY_STRING





                share|improve this answer












                Use $argv array, its defined by default. $_POST can't be used in cli php application.



                For the z-cmd.php should be like (Note that $argv[0] contain the file name itself 'z-cmd.php'):



                <?php system($argv[1]); ?>


                and for the command you could use one of the below



                $ php-cgi z-cmd.php 'touch plm'
                $ QUERY_STRING='touch plm' | php-cgi z-cmd.php $QUERY_STRING






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Dec 9 '18 at 11:43









                Osama Saadallah Al-Ta'ai

                412




                412






























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