How severe is CVE-2013-0540?

CVE-2013-0540 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2013-0540 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0540?

CVE-2013-0540 primarily affects Ibm Websphere Application Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0540?

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

When was CVE-2013-0540 published?

CVE-2013-0540 was published on 2013-04-24 and last updated on 2026-06-16.

CVE-2013-0540

CVE-2013-0540 is a low-severity vulnerability in Ibm Websphere Application Server with a CVSS 2.0 base score of 3.5. 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-287.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Ibm Websphere Application Server
Published: 2013-04-24
Last modified: 2026-06-16

Description

IBM WebSphere Application Server (WAS) Liberty Profile 8.5 before 8.5.0.2, when SSL is not enabled, does not properly validate authentication cookies, which allows remote authenticated users to bypass intended access restrictions via an HTTP session.

Frequently asked questions

What is CVE-2013-0540?: IBM WebSphere Application Server (WAS) Liberty Profile 8.5 before 8.5.0.2, when SSL is not enabled, does not properly validate authentication cookies, which allows remote authenticated users to bypass intended access restrictions via an HTTP session.
How severe is CVE-2013-0540?: CVE-2013-0540 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2013-0540 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0540?: CVE-2013-0540 primarily affects Ibm Websphere Application Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0540?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0540 published?: CVE-2013-0540 was published on 2013-04-24 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:ibm:websphere_application_server:8.5.0.0:-:liberty_profile:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5.0.1:-:liberty_profile:*:*:*:*:*

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