Auth bypass in Nuuo Nvrmini2
CVE-2022-23227
NUUO NVRmini2 through 3.11 allows an unauthenticated attacker to upload an encrypted TAR archive, which can be abused to add arbitrary users because of the lack of handle_import_user.php authentication. When combined with another flaw (CVE…
Vulnerability class: Broken Authentication
EPSS: 0.494 (98.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Nuuo Nvrmini2
- Nuuo Nvrmini2_firmware
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2022-23227?
- CVE-2022-23227 is a critical-severity vulnerability in Nuuo Nvrmini2, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2022-01-14.
- How severe is CVE-2022-23227?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-23227 known to be exploited?
- Yes. CVE-2022-23227 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-12-18), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.