CVE-2021-44746: Nec Univerge DT800 Data Maintenance Tool

Medium severity, CVSS 5.3. EPSS: 1.1% chance of exploitation in the next 30 days.

UNIVERGE DT 820 V3.2.7.0 and prior, UNIVERGE DT 830 V5.2.7.0 and prior, UNIVERGE DT 930 V2.4.0.0 and prior, IP Phone Manager V8.9.1 and prior, Data Maintenance Tool for DT900 Series V5.3.0.0 and prior, Data Maintenance Tool for DT800 Series V4.2.0.0 and prior allows a remote attacker who can access to the internal network, the configuration information may be obtained.

Affected products

• Nec Univerge DT800 Data Maintenance Tool: up to and including 4.2.0.0
• Nec Univerge DT820 Firmware: up to and including 3.2.7.0
• Nec Univerge DT830 Firmware: up to and including 5.2.7.0
• Nec Univerge DT900 Data Maintenance Tool: up to and including 5.3.0.0
• Nec Univerge DT930 Firmware: up to and including 2.4.0.0
• Nec Univerge IP Phone Manager: up to and including 8.9.1

Published 2022-02-01. Last modified 2026-06-17.