Cisco IOS XR Software

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• Medium 6.5
  CVE-2022-20821 Exploited EPSS 11%

  Cisco IOS XR Software Health Check Open Port Vulnerability

  A vulnerability in the health check RPM of Cisco IOS XR Software could allow an unauthenticated, remote attacker to access the Redis instance that is running within the NOSi container. This vulnerability exists because the health check RPM opens TCP port 6379…

  Cisco Cisco IOS XR Software iOS Network devices
  May 26, 2022

  KEV May 23, 2022
• High 8.6
  CVE-2020-3569 Exploited

  Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities

  Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immediately crash the Internet Group Management Protocol (IGMP) process or make it co…

  Cisco Cisco IOS XR Software iOS Network devices
  Sep 23, 2020

  KEV Nov 3, 2021
• High 8.6
  CVE-2020-3566 Exploited

  Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

  A vulnerability in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust process memory of an affected device. The vulnerability is due to insufficient queue manageme…

  Cisco Cisco IOS XR Software iOS Network devices
  Aug 29, 2020

  KEV Nov 3, 2021
• High 8.8
  CVE-2020-3118 Exploited EPSS 12%

  Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability

  A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability is due to improper validation of st…

  Cisco Cisco IOS XR Software iOS Network devices
  Feb 5, 2020

  KEV Nov 3, 2021