Cisco IOS XE Software拒绝服务漏洞(CVE-2013-5543)
Cisco IOS XE Software拒绝服务漏洞(CVE-2013-5543)
发布日期:2013-10-30
更新日期:2013-11-01
受影响系统:
Cisco IOS XE
描述:
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BUGTRAQ ID: 63443
CVE(CAN) ID: CVE-2013-5543
Cisco IOS是多数思科系统路由器和网络交换机上使用的互联网络操作系统。
Cisco IOS XE的Zone-Based Firewall (ZBFW) TCP或UDP功能存在安全漏洞,未经身份验证的远程攻击者利用此漏洞可造成系统重载。此漏洞源于没有正确处理ZBFW检测的TCP或UDP连接的受影响设备上的畸形ICMP错误报文。
<*来源:Cisco
链接:http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131030-asr1000
*>
建议:
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厂商补丁:
Cisco
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Cisco已经为此发布了一个安全公告(cisco-sa-20131030-asr1000)以及相应补丁:
cisco-sa-20131030-asr1000:Multiple Vulnerabilities in Cisco IOS XE Software for 1000 Series Aggregation Services Routers
链接:http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131030-asr1000
补丁下载:
http://www.cisco.com/en/US/prod/collateral/routers/ps9343/product_bulletin_c25-448258.html
http://www.cisco.com/en/US/prod/collateral/routers/ps9343/product_bulletin_c25-726436.html
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