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CVE-2018-14933

9.8, critical Known exploited

NUUO NVRmini Devices OS Command Injection Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
95% higher than 99.8% of scored CVEs
Exploitation
Confirmed in the wild
Published
4 Aug 20188 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 18 Dec 2024. US federal agencies had to remediate by 8 Jan 2025, a deadline that has passed.

Required action. The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

Description

upgrade_handle.php on NUUO NVRmini devices allows Remote Command Execution via shell metacharacters in the uploaddir parameter for a writeuploaddir command.

Details

Vendor
NUUO
Product
Nvrmini Firmware
Weakness
CWE-78 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
cve@mitre.org

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 3

Exploit code 2

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other NUUO CVEs

Every NUUO CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2022-23227 NUUO NVRmini2 Devices Missing Authentication Vulnerability KEV EPSS 48% 9.8, critical

Beyond this page

Is CVE-2018-14933 in your network?

This page tells you how dangerous CVE-2018-14933 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2018-14933 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2018-14933 comes with the devices to patch.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.