ClosedCriticalNo patch yet

NUUO NVRmini2 Devices Missing Authentication

NUUO NVRmini2 Devices

NUUO NVRmini2 devices contain a missing authentication vulnerability that allows an unauthenticated attacker to upload an encrypted TAR archive, which can be abused to add arbitrary users. Added to the CISA KEV catalog on 2024-12-18. CVE-2022-23227 was assigned before 2024; the KEV listing came in 2024.

Why this severity: CVSS 9.8 (v3.1, CISA-ADP), actively exploited (CISA KEV)

Started: Dec 18, 2024
Closed: Dec 18, 2024
CVE: CVE-2022-23227

Follow this incident

Updated Dec 18, 2024

Affected

See vendor advisory (versions are not listed in the KEV record)

Fixed in

No fix: CISA says the product is end-of-life and should be retired

Timeline1

Dec 18, 2024
CISA added CVE-2022-23227 to the KEV catalog (federal deadline 2025-01-08)
Source

Advisories3

Notes & caveats

Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).

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