CVE-2023-45801: Nadatel At-0402e Firmware

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Improper Authentication vulnerability in Nadatel DVR allows Information Elicitation.This issue affects DVR: from 3.0.0 before 9.9.0.

Affected products

• Nadatel At-0402e Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0402l Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0402m Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0402r Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0413m Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0413s Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0815e Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0815l Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0815m Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0815r Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0823m Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-0823s Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-1623e Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-1623l Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-1623m Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-1623r Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-1643m Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)
• Nadatel At-1643s Firmware: from 3.0.0, before 9.9.0 (fixed in 9.9.0)

Published 2023-12-13. Last modified 2026-06-17.