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ncs_55a1

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1Vulnerabilities found

CVE-2022-20821
Assigner-Cisco Systems, Inc.
ShareView Details
Assigner-Cisco Systems, Inc.
CVSS Score-6.5||MEDIUM
EPSS-13.18% / 93.87%
||
7 Day CHG~0.00%
Published-26 May, 2022 | 14:00
Updated-30 Jul, 2025 | 01:37
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2022-06-13||Apply updates per vendor instructions.
Cisco IOS XR Software Health Check Open Port Vulnerability

A vulnerability in the health check RPM of Cisco IOS XR Software could allow an unauthenticated, remote attacker to access the Redis instance that is running within the NOSi container. This vulnerability exists because the health check RPM opens TCP port 6379 by default upon activation. An attacker could exploit this vulnerability by connecting to the Redis instance on the open port. A successful exploit could allow the attacker to write to the Redis in-memory database, write arbitrary files to the container filesystem, and retrieve information about the Redis database. Given the configuration of the sandboxed container that the Redis instance runs in, a remote attacker would be unable to execute remote code or abuse the integrity of the Cisco IOS XR Software host system.

Action-Not Available
Vendor-Cisco Systems, Inc.
Product-ncs_55a1ncs_5001ncs-55a2-mod-hd-sncs_1002ncs-55a2-mod-hx-s8201ncs-55a1-24q6h-sios_xrncs-55a2-mod-se-h-sncs_55a2ncs-55a2-mod-se-sncs_5501-sencs-55a2-mod-s8202ncs-55a1-36h-se8212ncs-55a1-36h-sncs_5002ncs-55a1-36h-se-sncs_5504ncs_5508ncs_1004ncs_10018208ncs-55a1-24hncs_55168218ncs_5502-seCisco IOS XR SoftwareIOS XR
CWE ID-CWE-200
Exposure of Sensitive Information to an Unauthorized Actor