How severe is CVE-2009-0348?

CVE-2009-0348 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2009-0348 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0348?

CVE-2009-0348 primarily affects Sun Java System Access Manager. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0348?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-0348 published?

CVE-2009-0348 was published on 2009-01-29 and last updated on 2026-06-16.

CVE-2009-0348

CVE-2009-0348 is a medium-severity vulnerability in Sun Java System Access Manager with a CVSS 2.0 base score of 5.0. 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-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Sun Java System Access Manager
Published: 2009-01-29
Last modified: 2026-06-16

Description

The login module in Sun Java System Access Manager 6 2005Q1 (aka 6.3), 7 2005Q4 (aka 7.0), and 7.1 responds differently to a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.

Frequently asked questions

What is CVE-2009-0348?: The login module in Sun Java System Access Manager 6 2005Q1 (aka 6.3), 7 2005Q4 (aka 7.0), and 7.1 responds differently to a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.
How severe is CVE-2009-0348?: CVE-2009-0348 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-0348 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0348?: CVE-2009-0348 primarily affects Sun Java System Access Manager. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0348?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-0348 published?: CVE-2009-0348 was published on 2009-01-29 and last updated on 2026-06-16.

References

Affected products (36)

cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_10_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_10_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_10_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_10_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_8_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_8_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_8_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_8_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_9_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_9_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_9_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:6.3_2005q1:*:solaris_9_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_10_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_10_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_10_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_10_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_8_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_8_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_8_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_8_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_9_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_9_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_9_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7.1:*:solaris_9_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_10_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_10_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_10_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_10_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_8_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_8_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_8_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_8_x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_9_linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_9_sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_9_windows:*:*:*:*:*
cpe:2.3:a:sun:java_system_access_manager:7_2005q4:*:solaris_9_x86:*:*:*:*:*

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