Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Race condition in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote attackers to cause a denial of service (NULL pointer free and module crash) by triggering intermittent connectivity with many IPv6 CPE devices, aka Bug ID CSCug47366.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Cisco IOS Software UBR Devices IPv6 to IPv4子系统竞争条件漏洞
Vulnerability Description
Cisco IOS on uBR devices是美国思科（Cisco）公司的一套运行于uBR路由器中的操作系统。 Cisco UBR设备上的Cisco IOS 15.3S版本中的IPv6-to-IPv4子系统存在竞争条件漏洞。远程攻击者可通过向目标设备提交特制的内容利用该漏洞造成拒绝服务（空指针释放和PRE模块崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A