Vulnerability Information
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Vulnerability Title
Cisco IOS XR Software for ASR 9000 Series Routers Denial of Service Vulnerability
Vulnerability Description
A vulnerability in the Layer 2 punt code of Cisco IOS XR Software running on Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to cause the affected line card to reboot. This vulnerability is due to incorrect handling of specific Ethernet frames that cause a spin loop that can make the network processors unresponsive. An attacker could exploit this vulnerability by sending specific types of Ethernet frames on the segment where the affected line cards are attached. A successful exploit could allow the attacker to cause the affected line card to reboot.
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Vulnerability Type
资源管理错误
Vulnerability Title
Cisco IOS XR 安全漏洞
Vulnerability Description
Cisco IOS XR是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS XR存在安全漏洞，该漏洞源于在路由器上运行的Cisco IOS XR软件的第二层代码存在漏洞，此漏洞是由于对特定以太网帧的错误处理导致旋转循环，从而使网络处理器无响应。这可能允许未经认证的相邻攻击者可利用该漏洞导致受影响的线路卡重新启动。
CVSS Information
N/A
Vulnerability Type
N/A