CVE-2022-20821 1

CVE-2022-20821: Cisco IOS XR Open Port Vulnerability

Known Exploited Vulnerabilities CISA KEV Catalog May 23, 2022

Cisco IOS XR software health check opens TCP port 6379 by default on activation. An attacker can connect to the Redis instance on the open port and allow access to the Redis instance that is running within the NOSi container.

Vulnerabilities & Patching