常规绕过

# 常规绕过

> 原文：[https://www.zhihuifly.com/t/topic/3462](https://www.zhihuifly.com/t/topic/3462)

# ***常规绕过***

**1\. exec**

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**2\. shell_exec**

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**3\. system**

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**4\. passthru**

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**5\. popen**

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**6\. proc_open**

“`
array(“pipe”, “w”));
$handle = proc_open($command ,$descriptorspec , $pipes);
while(!feof($pipes[1]))
{ echo fread($pipes[1], 1024); //fgets($pipes[1],1024);
}?>
“`