CVE-2023-3703: Proscend a510-f1 Firmware

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Proscend Advice ICR Series routers FW version 1.76 - CWE-1392: Use of Default Credentials

Affected products

• Proscend a510-f1 Firmware: version 1.76 only
• Proscend a510-l1 Firmware: version 1.76 only
• Proscend a520i-f1 Firmware: version 1.76 only
• Proscend a543i-l1 Firmware: version 1.76 only
• Proscend a551i-f1 Firmware: version 1.76 only
• Proscend a551i-f4 Firmware: version 1.76 only
• Proscend a552i-f1 Firmware: version 1.76 only
• Proscend m301-G Firmware: version 1.76 only
• Proscend m301-Gw Firmware: version 1.76 only
• Proscend m330-w5 Firmware: version 1.76 only
• Proscend m330-W Firmware: version 1.76 only
• Proscend m331 Firmware: version 1.76 only
• Proscend m350-5g Firmware: version 1.76 only
• Proscend m350-6 Firmware: version 1.76 only
• Proscend m350-w5g Firmware: version 1.76 only
• Proscend m350-w6 Firmware: version 1.76 only
• Proscend m357-5g Firmware: version 1.76 only
• Proscend m357-Ai Firmware: version 1.76 only
• Proscend m360-P Firmware: version 1.76 only
• Proscend m560-5g Firmware: version 1.76 only

Published 2023-09-03. Last modified 2026-06-17.