Memory leak in Network Security Services (NSS) 3.11, as used in Sun Java Enterprise System 2003Q4 through 2005Q1 and Java System Directory Server 5.2, allows remote attackers to cause a denial of service (memory consumption) by performing a large number of RSA cryptographic operations.
Conclusion & alert: CVE-2006-3127 is rated Moderate Risk (60.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.05%). 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 | 2025-07-15 | 1.68% | 2.05% | +0.37% |
| 2 | 2025-03-30 | 1.04% | 1.68% | +0.64% |
| 3 | 2025-03-29 | — | 1.04% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| sun | java_enterprise_system | 2003q4 | cpe:2.3:a:sun:java_enterprise_system:2003q4:*:*:*:*:*:*:* |
| sun | java_enterprise_system | 2004q2 | cpe:2.3:a:sun:java_enterprise_system:2004q2:*:*:*:*:*:*:* |
| sun | java_enterprise_system | 2005q1 | cpe:2.3:a:sun:java_enterprise_system:2005q1:*:*:*:*:*:*:* |
| sun | java_system_directory_server | 5.2 | cpe:2.3:a:sun:java_system_directory_server:5.2:*:*:*:*:*:*:* |