How severe is CVE-2012-5583?

CVE-2012-5583 has a CVSS 2.0 base score of 5.8, rated medium severity.

Is CVE-2012-5583 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-5583?

CVE-2012-5583 primarily affects Apereo Phpcas. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-5583?

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

When was CVE-2012-5583 published?

CVE-2012-5583 was published on 2014-06-06 and last updated on 2026-06-16.

CVE-2012-5583

CVE-2012-5583 is a medium-severity vulnerability in Apereo Phpcas 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-310.

Key facts

Severity: Medium (CVSS 2.0 base score 5.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-310
Affected product: Apereo Phpcas
Published: 2014-06-06
Last modified: 2026-06-16

Description

phpCAS before 1.3.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Frequently asked questions

What is CVE-2012-5583?: phpCAS before 1.3.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
How severe is CVE-2012-5583?: CVE-2012-5583 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2012-5583 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5583?: CVE-2012-5583 primarily affects Apereo Phpcas. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-5583?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-5583 published?: CVE-2012-5583 was published on 2014-06-06 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:apereo:phpcas:*:*:*:*:*:*:*:*
cpe:2.3:a:apereo:phpcas:1.3.0:-:*:*:*:*:*:*
cpe:2.3:a:apereo:phpcas:1.3.0:rc1:*:*:*:*:*:*

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CVE-2013-6952 — Critical (CVSS 10.0): The Belkin WeMo Home Automation firmware before 3949 has a hardcoded GPG key, which makes it easier for remote…
CVE-2013-6838 — Critical (CVSS 10.0): An unspecified Enghouse Interactive Professional Services "addon product" in Enghouse Interactive IVR Pro (VIP2000)…
CVE-2013-0137 — Critical (CVSS 10.0): The default configuration of the Digital Alert Systems DASDEC EAS device before 2.0-2 and the Monroe Electronics R189…
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