CVE-2025-52598: Hanwhavision Knb-2000 Firmware

Low severity, CVSS 3.7. EPSS: 0.2% chance of exploitation in the next 30 days.

Cybersecurity Nozomi Networks Labs, a specialized security company focused on Industrial Control Systems (ICS) and OT/IoT security, has found a flaw that camera's client service does not perform certificate validation. The manufacturer has released patch firmware for the flaw, please refer to the manufacturer's report for details and workarounds.

Affected products

• Hanwhavision Knb-2000 Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knb-5000n Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knd-2010 Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knd-2020rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knd-2080rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knd-5020rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knd-5080rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Kno-2010rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Kno-2080rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Kno-2120rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Kno-5020rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Kno-5080rn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knp-2120hn Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knp-2320rh Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knp-2320rha Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Knp-2550rha Firmware: before 2.23.01 (fixed in 2.23.01)
• Hanwhavision Pnm-7000vd Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-7002vd Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9000vd Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9000vq Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9002vq Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9080vq Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9081vq Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9084qz1 Firmware: before 2.23.00 (fixed in 2.23.00)
• Hanwhavision Pnm-9084qz Firmware: before 2.23.00 (fixed in 2.23.00)
• and 231 more

Published 2025-12-26. Last modified 2026-10-07.