PatchTheCVECVE-2007-3348: The D-Link DPH-540/DPH-541 phone allows remote attackers to cause a denial of service (device outage) via a ma
CVE-2007-3348 is a high-severity flaw (CVSS 7.8) affecting dph-540, dph-541. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The D-Link DPH-540/DPH-541 phone allows remote attackers to cause a denial of service (device outage) via a malformed SDP header in a SIP INVITE message.
Why this priority
- High severity
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.8 (High) |
| EPSS exploit chance | 1.7% (top 23%) |
| CISA exploited list | No |
| Published | 2007-06-22 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2007-3348?
dph-540: mitigate or apply the listed mitigation; dph-541: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2007-3348 being exploited?
CVE-2007-3348 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2007-3348 affect?
CVE-2007-3348 affects dph-540, dph-541. Severity is high (CVSS 7.8). The D-Link DPH-540/DPH-541 phone allows remote attackers to cause a denial of service (device outage) via a malformed SDP header in a SIP INVITE message.
How urgent is CVE-2007-3348?
Priority 47/100. High severity
Software pages
Related CVEs
- CVE-2007-3347 HIGH 7.8 MITIGATE MITIGATE The D-Link DPH-540/DPH-541 phone accepts SIP INVITE messages that are not from the Call Server's IP address, w