Overview
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.
https://nuuo.com/wp-content/uploads/2023/03/NUUO-EOL-letter＿NVRmini-2-and-NVRsolo-series.pdf ; https://nvd.nist.gov/vuln/detail/CVE-2022-23227
Key Details
| Property | Value |
|---|---|
| CVE ID | CVE-2022-23227 |
| Vendor / Product | NUUO — NVRmini2 Devices |
| NVD Published | 2022-01-14 |
| NVD Last Modified | 2025-11-07 |
| CVSS 3.1 Score | 9.8 |
| CVSS 3.1 Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Severity | CRITICAL |
| CWE | CWE-306 |
| CISA KEV Added | 2024-12-18 |
| CISA KEV Deadline | 2025-01-08 |
| Known Ransomware Use | No |
CVSS 3.1 Breakdown
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Required Action
CISA BOD 22-01 Deadline: 2025-01-08.
The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.
Timeline
| Date | Event |
|---|---|
| 2024-12-18 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2025-01-08 | CISA BOD 22-01 remediation deadline |
References
| Resource | Type |
|---|---|
| NVD — CVE-2022-23227 | Vulnerability Database |
| CISA KEV Catalog Entry | US Government |