CVE-2007-3347: D-Link Dph-540

High severity, CVSS 7.8. EPSS: 1.3% chance of exploitation in the next 30 days.

The D-Link DPH-540/DPH-541 phone accepts SIP INVITE messages that are not from the Call Server's IP address, which allows remote attackers to engage in arbitrary SIP communication with the phone, as demonstrated by communication with forged caller ID.

Affected products

• D-Link Dph-540: version 1.00.03 only; version 1.00.14 only
• D-Link Dph-541: version 1.00.03 only; version 1.00.14 only

Published 2007-06-22. Last modified 2026-06-16.