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CVE-2022-20821· cisco / ios xr· CWE-923
Cisco IOS XR Open Port Vulnerability
Exploited in the wild. Listed by CISA on 2022-05-23; known to be used by ransomware.
11.5%likelihood of exploitation, next 30 days
96%of all CVEs are less likely
Nonecheck to confirm it
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.
No ready check is stored for this CVE. Confirm it by hand from the references.
References
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