CVE-2016-1327: Cisco DPC2203 Cable Modem Firmware

Critical severity, CVSS 9.8. EPSS: 6.9% chance of exploitation in the next 30 days.

Buffer overflow in the web server on Cisco DPC2203 and EPC2203 devices with firmware r1_customer_image allows remote attackers to execute arbitrary code via a crafted HTTP request, aka Bug ID CSCuv05935.

Affected products

• Cisco DPC2203 Cable Modem Firmware: version r1_customer_image_base only
• Cisco EPC2203 Cable Modem Firmware: version r1_customer_image_base only

Published 2016-03-09. Last modified 2026-06-17.