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欢迎进入反病毒社区论坛,与技术人员互动交流进入 受影响系统: Nortel Networks Meridian-Core-Option 81C Nortel Networks Meridian-Core-Option 61C Nortel Networks Meridian-Core-Option 51C Nortel Networks Meridian-Core-Option 11C Mini Nortel Networks IP Softphone 2050 Nortel Networks IP Phone 2007 Nortel Networks IP Phone 2004 Nortel Networks IP Phone 2002 Nortel Networks IP Phone 2001 Nortel Networks IP Phone 1150E Nortel Networks IP Phone 1140E Nortel Networks IP Phone 1120E Nortel Networks IP Phone 1110 Nortel Networks Mobile Voice Client 2050 Nortel Networks IP Audio Conference Phone 2033 描述: -------------------------------------------------------------------------------- BUGTRAQ ID: 26124 Nortel IP Phone、IP Softphone等都是Nortel所发布的IP电话设备。 Nortel IP Phone在处理伪造的注册消息时存在漏洞,远程攻击者可能利用此漏洞导致设备不可用。 如果远程攻击者向连接了UNIStim IP电话的服务器发送了伪造的注册消息的话,就可能强制合法的IP电话从服务器注销,用户必须重新注册并认证才能恢复IP电话的功能。 <*来源:Daniel Stirnimann (daniel.stirnimann@csnc.ch) Cyrill Brunschwiler (cyrill.brunschwiler@csnc.ch) 链接:http://marc.info/?l=bugtraq&m=119272577805895&w=2 http://secunia.com/advisories/27234/ http://www116.nortel.com/pub/repository/CLARIFY/DOCUMENT/2007/42/022872-01.pdf *> 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! http://www.csnc.ch/static/advisory/csnc/nortel_IP_phone_forced_re-authentication_v1.0.txt 建议: -------------------------------------------------------------------------------- 厂商补丁: Nortel Networks --------------- 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.nortelnetworks.com/index.html
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