First published: Fri Jun 06 2014(Updated: )
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.
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
Apereo phpCAS | <=1.3.1 | |
Apereo phpCAS | =1.3.0 | |
Apereo phpCAS | =1.3.0-rc1 | |
<=1.3.1 | ||
=1.3.0 | ||
=1.3.0-rc1 |
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CVE-2012-5583 is considered a high severity vulnerability due to the potential for man-in-the-middle attacks.
To fix CVE-2012-5583, upgrade phpCAS to version 1.3.2 or later, which includes hostname verification updates.
The impacts of CVE-2012-5583 include the risk of attackers successfully spoofing SSL servers using valid certificates.
CVE-2012-5583 affects all versions of phpCAS prior to 1.3.2, particularly 1.3.0 and 1.3.1.
Any system using affected versions of phpCAS, specifically versions 1.3.0, 1.3.0-rc1, and 1.3.1, is vulnerable to CVE-2012-5583.