Cisco IOS和IOS XE Resource Reservation Protocol功能远程拒绝

发布日期:2013-03-27
更新日期:2013-03-28

受影响系统:
Cisco IOS 15.x
 Cisco IOS 12.x
不受影响系统:
Cisco IOS 15.1M
 Cisco IOS 15.0M
 Cisco IOS 12.4XN
描述:
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BUGTRAQ  ID: 58743
 CVE(CAN) ID: CVE-2013-1143
 
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 Software和Cisco IOS XE Software内的Resource Reservation Protocol (RSVP)功能用在启用了Multiprotocol Label Switching with Traffic Engineering (MPLS-TE)的设备上时存在安全漏洞,该漏洞问题在于未正确处理某PATH消息,从而导致未经身份验证的远程攻击者通过构造的PATH消息造成受影响设备重载,进而导致拒绝服务。
 
<*来源:Cisco
 
  链接:http://tools.cisco.com/security/center/viewAlert.x?alertId=28645
        http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130327-rsvp
 *>

建议:
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厂商补丁:
 
Cisco
 -----
 Cisco已经为此发布了一个安全公告(cisco-sa-20130327-rsvp)以及相应补丁:
 
cisco-sa-20130327-rsvp:Cisco IOS Software Resource Reservation Protocol Denial of Service Vulnerability
 链接:http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130327-rsvp

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