ACTIVELY EXPLOITED3 sources verified·1 min read
By Lyrie Threat Intelligence·5/23/2022
CVE-2022-20821 added to CISA KEV: Cisco IOS XR
Status: ✅ Confirmed exploited in the wild
Date added: 2022-05-23
Required action: Apply updates per vendor instructions.
Due date: 2022-06-13
Why this matters
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.
Sources
Lyrie Verdict
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