Stack-based buffer overflow in the Ipropsapi.ipropsapiCtrl.1 ActiveX control in ipropsapivideo in Panasonic Security API (PS-API) ActiveX SDK before 8.10.18 allows remote attackers to execute arbitrary code via a long string to the MulticastAddr method.
Conclusion & alert: CVE-2015-4648 is rated High Risk (65.2/100): CVSS High severity, with high exploitation likelihood (EPSS 6.37%, 93th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.74% over the last day, indicating growing attacker interest. 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 | 3.62% | 6.37% | +2.74% |
| 2 | 2025-08-27 | 2.70% | 3.62% | +0.92% |
| 3 | 2025-03-30 | — | 2.70% | — |
Full EPSS history (18 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| panasonic | security_api_activex_sdk | <= 8.10.14 | cpe:2.3:a:panasonic:security_api_activex_sdk:*:*:*:*:*:*:*:* |