The Java Secure Socket Extension (JSSE) in the Hitachi Cosminexus Developer's Kit for Java in various Hitachi Cosminexus 7.5 products before 07-50-01, when using JSSE for SSL/TLS support, allows remote attackers to cause a denial of service via certain SSL/TLS handshake requests. NOTE: this may be the same as CVE-2007-3698.
Conclusion & alert: CVE-2007-5281 is rated Moderate Risk (49.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.20%). Core evidence: EPSS rose +1.13% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule 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 | 1.07% | 2.20% | +1.13% |
| 2 | 2026-05-28 | 0.89% | 1.07% | +0.18% |
| 3 | 2025-03-30 | — | 0.89% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hitachi | ucosminexus_application_server_enterprise | 07_50 | cpe:2.3:a:hitachi:ucosminexus_application_server_enterprise:07_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_application_server_standard | 7_50 | cpe:2.3:a:hitachi:ucosminexus_application_server_standard:7_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 07_50 | cpe:2.3:a:hitachi:ucosminexus_client:07_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_developer_professional | 07_50 | cpe:2.3:a:hitachi:ucosminexus_developer_professional:07_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_developer_standard | 07_50 | cpe:2.3:a:hitachi:ucosminexus_developer_standard:07_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_operator | 07_50 | cpe:2.3:a:hitachi:ucosminexus_operator:07_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_service_architect | 7_50 | cpe:2.3:a:hitachi:ucosminexus_service_architect:7_50:*:*:*:*:*:*:* |
| hitachi | ucosminexus_service_platform | 7_50 | cpe:2.3:a:hitachi:ucosminexus_service_platform:7_50:*:*:*:*:*:*:* |