# CVE-2022-23227: NUUO NVRmini2 Devices Missing Authentication Vulnerability

Source: https://junglewise.ai/threats/cve-2022-23227-nuuo-nvrmini2-devices-missing-authentication-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2024-12-18. Updated: 2026-05-09  
License: CC BY 4.0 with a link back

CVE-2022-23227 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2024-12-18

NUUO NVRmini2 devices contain a missing authentication vulnerability in handle_import_user.php. An unauthenticated attacker can upload an encrypted TAR archive to add arbitrary users, which can be combined with other flaws to achieve root-level remote code execution.

## Quick answers

**Is CVE-2022-23227 exploited in the wild?** Yes. CVE-2022-23227 is known to be exploited in the wild, first recorded on 18 December 2024. Treat it as urgent.

**How severe is CVE-2022-23227?** Critical severity, with a CVSS score of 9.8, published 18 December 2024.

**Which products and versions are affected?** NUUO NVRmini2 firmware up to and including 3.11.0; NUUO NVRmini2.

**Is there a fix for CVE-2022-23227?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2022-23227 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2022-23227?** Check whether you run Nuuo NVRmini2 Devices. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- NUUO NVRmini2 firmware up to and including 3.11.0
- NUUO NVRmini2

## Timeline

- 2022-01-21: disclosed: Initial analysis by NIST
- 2024-12-18: kev added: Added to CISA Known Exploited Vulnerabilities Catalog