The Vonage Motorola Phone Adapter VT 2142-VD does not properly verify that a SIP INVITE message originated from a legitimate server, which allows remote attackers to send spoofed INVITE messages, as demonstrated by a flood of messages triggering a denial of service, and by phone calls with malicious content.
Conclusion & alert: CVE-2007-5791 is rated High Risk (71/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.71%). Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 3.65% | 3.71% | +0.06% |
| 2 | 2025-08-18 | 3.05% | 3.65% | +0.60% |
| 3 | 2025-03-30 | — | 3.05% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| vonage | motorola_phone_adapter_vt2142-vd | — | cpe:2.3:h:vonage:motorola_phone_adapter_vt2142-vd:*:*:*:*:*:*:*:* |