Nec · Univerge Dt 830 · CVE-2021-44746
**Name of the Vulnerable Software and Affected Versions**
UNIVERGE DT 820 versions 3.2.7.0 and prior
UNIVERGE DT 830 versions 5.2.7.0 and prior
UNIVERGE DT 930 versions 2.4.0.0 and prior
IP Phone Manager versions 8.9.1 and prior
Data Maintenance Tool for DT900 Series versions 5.3.0.0 and prior
Data Maintenance Tool for DT800 Series versions 4.2.0.0 and prior
**Description**
The issue allows a remote attacker who can access the internal network to obtain configuration information.
**Recommendations**
For UNIVERGE DT 820 versions 3.2.7.0 and prior, update to a version later than 3.2.7.0.
For UNIVERGE DT 830 versions 5.2.7.0 and prior, update to a version later than 5.2.7.0.
For UNIVERGE DT 930 versions 2.4.0.0 and prior, update to a version later than 2.4.0.0.
For IP Phone Manager versions 8.9.1 and prior, update to a version later than 8.9.1.
For Data Maintenance Tool for DT900 Series versions 5.3.0.0 and prior, update to a version later than 5.3.0.0.
For Data Maintenance Tool for DT800 Series versions 4.2.0.0 and prior, update to a version later than 4.2.0.0.