CVE-2014-3427: Yealink Voip Phone Firmware

Medium severity, CVSS 5.0. EPSS: 5.2% chance of exploitation in the next 30 days.

CRLF injection vulnerability in Yealink VoIP Phones with firmware 28.72.0.2 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via the model parameter to servlet.

Affected products

• Yealink Voip Phone Firmware: version 28.72.0.2 only

Published 2014-07-16. Last modified 2026-06-17.