KNOWN EXPLOITED VULNERABILITY
CISA KEV 处置信息
已确认在野利用
- 加入 KEV
- 2021/11/03
- 整改期限
- 2022/05/03已逾期 1631 天
- CISA 厂商
- Cisco
- CISA 产品
- IOS XR
要求采取的措施
Apply updates per vendor instructions.
CISA 说明
https://nvd.nist.gov/vuln/detail/CVE-2020-3566
漏洞描述
Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash.
影响产品
暂无结构化产品信息。
修复建议
Apply updates per vendor instructions.