CVE-2022-20821

Cisco IOS XR Open Port Vulnerability

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. Vendor/Product: Cisco IOS XR. Added to CISA KEV 2022-05-23; required action: Apply updates per vendor instructions.

Category: Vulnerability, Known Exploited

Reference: NVD CVE-2022-20821