How severe is CVE-2013-2756?

CVE-2013-2756 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-2756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2756?

CVE-2013-2756 primarily affects Apache Cloudstack. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-2756?

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

When was CVE-2013-2756 published?

CVE-2013-2756 was published on 2014-05-23 and last updated on 2026-06-16.

CVE-2013-2756

CVE-2013-2756 is a medium-severity vulnerability in Apache Cloudstack 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-287.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Apache Cloudstack
Published: 2014-05-23
Last modified: 2026-06-16

Description

Apache CloudStack 4.0.0 before 4.0.2 and Citrix CloudPlatform (formerly Citrix CloudStack) 3.0.x before 3.0.6 Patch C allows remote attackers to bypass the console proxy authentication by leveraging knowledge of the source code.

Frequently asked questions

What is CVE-2013-2756?: Apache CloudStack 4.0.0 before 4.0.2 and Citrix CloudPlatform (formerly Citrix CloudStack) 3.0.x before 3.0.6 Patch C allows remote attackers to bypass the console proxy authentication by leveraging knowledge of the source code.
How severe is CVE-2013-2756?: CVE-2013-2756 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-2756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2756?: CVE-2013-2756 primarily affects Apache Cloudstack. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2756?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2756 published?: CVE-2013-2756 was published on 2014-05-23 and last updated on 2026-06-16.

References

Affected products (8)

cpe:2.3:a:apache:cloudstack:4.0.0:incubating:*:*:*:*:*:*
cpe:2.3:a:apache:cloudstack:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:cloudstack:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:citrix:cloudplatform:3.0:*:*:*:*:*:*:*
cpe:2.3:a:citrix:cloudplatform:3.0.3:*:*:*:*:*:*:*
cpe:2.3:a:citrix:cloudplatform:3.0.4:*:*:*:*:*:*:*
cpe:2.3:a:citrix:cloudplatform:3.0.5:*:*:*:*:*:*:*
cpe:2.3:a:citrix:cloudplatform:3.0.6:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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