Vulnerability Information
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Vulnerability Title
Cisco NX-OS Software ICMP Version 6 Memory Leak Denial of Service Vulnerability
Vulnerability Description
A vulnerability in ICMP Version 6 (ICMPv6) processing in Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a slow system memory leak, which over time could lead to a denial of service (DoS) condition. This vulnerability is due to improper error handling when an IPv6-configured interface receives a specific type of ICMPv6 packet. An attacker could exploit this vulnerability by sending a sustained rate of crafted ICMPv6 packets to a local IPv6 address on a targeted device. A successful exploit could allow the attacker to cause a system memory leak in the ICMPv6 process on the device. As a result, the ICMPv6 process could run out of system memory and stop processing traffic. The device could then drop all ICMPv6 packets, causing traffic instability on the device. Restoring device functionality would require a device reboot.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Vulnerability Title
Cisco NX-OS Software 安全漏洞
Vulnerability Description
Cisco NX-OS Software是美国思科（Cisco）公司的一套交换机使用的数据中心级操作系统软件。 Cisco NX-OS Software中的ICMP版本6（ICMPv6）存在安全漏洞，该漏洞源于允许未经身份验证的远程攻击者造成缓慢的系统内存泄漏。
CVSS Information
N/A
Vulnerability Type
N/A