Firetruck

CVE-2022-20821

KEV
Updated Oct 21, 2025 · PUBLISHED
View KEV entry →

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.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
Cisco IOS XR SoftwareCisco / Cisco IOS XR Softwaren/aaffected