How severe is CVE-2011-1683?

CVE-2011-1683 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2011-1683 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1683?

CVE-2011-1683 primarily affects Ibm Websphere Application Server. In total, 97 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1683?

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

When was CVE-2011-1683 published?

CVE-2011-1683 was published on 2011-04-13 and last updated on 2026-06-16.

CVE-2011-1683

CVE-2011-1683 is a medium-severity vulnerability in Ibm Websphere Application Server with a CVSS 2.0 base score of 6.8. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Ibm Websphere Application Server
Published: 2011-04-13
Last modified: 2026-06-16

Description

IBM WebSphere Application Server (WAS) 6.0.x through 6.0.2.43, 6.1.x before 6.1.0.37, and 7.0.x before 7.0.0.17 on z/OS, when a Local OS user registry or Federated Repository with RACF adapter is used, allows remote attackers to obtain unspecified application access via unknown vectors.

Frequently asked questions

What is CVE-2011-1683?: IBM WebSphere Application Server (WAS) 6.0.x through 6.0.2.43, 6.1.x before 6.1.0.37, and 7.0.x before 7.0.0.17 on z/OS, when a Local OS user registry or Federated Repository with RACF adapter is used, allows remote attackers to obtain unspecified application access via unknown vectors.
How severe is CVE-2011-1683?: CVE-2011-1683 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-1683 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1683?: CVE-2011-1683 primarily affects Ibm Websphere Application Server. In total, 97 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1683?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1683 published?: CVE-2011-1683 was published on 2011-04-13 and last updated on 2026-06-16.

References

Affected products (97)

cpe:2.3:a:ibm:websphere_application_server:6.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.13:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.1.17:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.8:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.10:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.12:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.13:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.16:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.17:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.18:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.19:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.20:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.21:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.22:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.23:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.24:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.0.2.25:*:*:*:*:*:*:*

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