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CVE-2022-20821

Cisco IOS XR Open Port Vulnerability

Description

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.

Recommended action

Apply updates per vendor instructions.

CISA remediation due date for U.S. federal agencies: 13 Jun 2022.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.