How severe is CVE-2006-3127?

CVE-2006-3127 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2006-3127 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3127?

CVE-2006-3127 primarily affects Sun Java Enterprise System. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-3127?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-3127 published?

CVE-2006-3127 was published on 2006-06-21 and last updated on 2026-06-16.

CVE-2006-3127

CVE-2006-3127 is a high-severity vulnerability in Sun Java Enterprise System with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Sun Java Enterprise System
Published: 2006-06-21
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2006-3127?: 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.
How severe is CVE-2006-3127?: CVE-2006-3127 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2006-3127 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3127?: CVE-2006-3127 primarily affects Sun Java Enterprise System. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-3127?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-3127 published?: CVE-2006-3127 was published on 2006-06-21 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:sun:java_enterprise_system:2003q4:*:*:*:*:*:*:*
cpe:2.3:a:sun:java_enterprise_system:2004q2:*:*:*:*:*:*:*
cpe:2.3:a:sun:java_enterprise_system:2005q1:*:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_directory_server:5.2:*:*:*:*:*:*:*

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