CVE-2015-3956: Pifzer Plum a+3 Infusion System Firmware

Critical severity, CVSS 9.8. EPSS: 1% chance of exploitation in the next 30 days.

Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Infusion System version 13.6 and prior, and Symbiq Infusion System, version 3.13 and prior accept drug libraries, firmware updates, pump commands, and unauthorized configuration changes from unauthenticated devices on the host network. Hospira recommends that customers close Port 20/FTP and Port 23/TELNET on the affected devices. Hospira has also released the Plum 360 Infusion System which is not vulnerable to this issue.

Affected products

• Pifzer Plum a+3 Infusion System Firmware: up to and including 13.6
• Pifzer Plum A+ Infusion System Firmware: up to and including 13.4
• Pifzer Symbiq Infusion System Firmware: up to and including 3.13

Published 2019-03-25. Last modified 2026-06-17.