CVE-2020-24055: Verint 4320 Firmware

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

Verint 5620PTZ Verint_FW_0_42 and Verint 4320 V4320_FW_0_23, and V4320_FW_0_31 units feature an autodiscovery service implemented in the binary executable '/usr/sbin/DM' that listens on port TCP 6666. The service is vulnerable to a stack buffer overflow. It is worth noting that this service does not require any authentication.

Affected products

• Verint 4320 Firmware: version v4320_fw_0_23 only; version v4320_fw_0_31 only
• Verint 5620ptz Firmware: version verint_fw_0_42 only

Published 2020-08-21. Last modified 2026-06-17.