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. Required action: Apply updates per vendor instructions.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2022-05-23T00:00:00Z
- Confidence basis
- No actor match
- Record ID
aba8f635780078641714
Vulnerabilities
CVE-2022-20821
Affected sectors
technology
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.