How severe is CVE-2011-4314?

CVE-2011-4314 has a CVSS 2.0 base score of 5.8, rated medium severity.

Is CVE-2011-4314 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4314?

CVE-2011-4314 primarily affects Redhat Jboss Enterprise Application Platform. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4314?

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

When was CVE-2011-4314 published?

CVE-2011-4314 was published on 2012-01-27 and last updated on 2026-06-16.

CVE-2011-4314

CVE-2011-4314 is a medium-severity vulnerability in Redhat Jboss Enterprise Application Platform with a CVSS 2.0 base score of 5.8. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.8)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Redhat Jboss Enterprise Application Platform
Published: 2012-01-27
Last modified: 2026-06-16

Description

message/ax/AxMessage.java in OpenID4Java before 0.9.6 final, as used in JBoss Enterprise Application Platform 5.1 before 5.1.2, Step2, Kay Framework before 1.0.2, and possibly other products does not verify that Attribute Exchange (AX) information is signed, which allows remote attackers to modify potentially sensitive AX information without detection via a man-in-the-middle (MITM) attack.

Frequently asked questions

What is CVE-2011-4314?: message/ax/AxMessage.java in OpenID4Java before 0.9.6 final, as used in JBoss Enterprise Application Platform 5.1 before 5.1.2, Step2, Kay Framework before 1.0.2, and possibly other products does not verify that Attribute Exchange (AX) information is signed, which allows remote attackers to modify potentially sensitive AX information without detection via a man-in-the-middle (MITM) attack.
How severe is CVE-2011-4314?: CVE-2011-4314 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2011-4314 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4314?: CVE-2011-4314 primarily affects Redhat Jboss Enterprise Application Platform. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4314?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4314 published?: CVE-2011-4314 was published on 2012-01-27 and last updated on 2026-06-16.

References

Affected products (14)

cpe:2.3:a:kay_framework_project:kay_framework:*:*:*:*:*:*:*:*
cpe:2.3:a:kay_framework_project:kay_framework:0.0.0:-:*:*:*:*:*:*
cpe:2.3:a:kay_framework_project:kay_framework:0.1.0:*:*:*:*:*:*:*
cpe:2.3:a:kay_framework_project:kay_framework:0.2.0:*:*:*:*:*:*:*
cpe:2.3:a:kay_framework_project:kay_framework:0.3.0:*:*:*:*:*:*:*
cpe:2.3:a:kay_framework_project:kay_framework:0.8.0:*:*:*:*:*:*:*
cpe:2.3:a:kay_framework_project:kay_framework:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:openid:openid4java:*:*:*:*:*:*:*:*
cpe:2.3:a:openid:openid4java:0.9.2:*:*:*:*:*:*:*
cpe:2.3:a:openid:openid4java:0.9.3:*:*:*:*:*:*:*
cpe:2.3:a:openid:openid4java:0.9.4.339:*:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_enterprise_application_platform:5.1.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_enterprise_application_platform:5.1.1:*:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_enterprise_application_platform:5.1.2:*:*:*:*:*:*:*

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