First published: Tue Aug 19 2014(Updated: )
A URL parameter injection vulnerability was found in the back-channel ticket validation step of the CAS protocol in Jasig Java CAS Client before 3.3.2, .NET CAS Client before 1.0.2, and phpCAS before 1.3.3 that allow remote attackers to inject arbitrary web script or HTML via the (1) service parameter to validation/AbstractUrlBasedTicketValidator.java or (2) pgtUrl parameter to validation/Cas20ServiceTicketValidator.java.
Credit: cve@mitre.org cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
composer/jasig/phpcas | <1.3.3 | 1.3.3 |
maven/org.jasig.cas:cas-client | <3.3.2 | 3.3.2 |
nuget/DotNetCasClient | <1.0.2 | 1.0.2 |
redhat/cas-client | <3.3.2 | 3.3.2 |
redhat/cas-client-core | <3.3.2 | 3.3.2 |
debian/php-cas | 1.3.8-1 1.6.0-1 | |
Apereo .NET CAS Client | <1.0.2 | |
Apereo Java CAS Client | <3.3.2 | |
Apereo phpCAS | <1.3.3 | |
Debian Debian Linux | =7.0 | |
Fedoraproject Fedora | =20 |
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CVE-2014-4172 is considered to have a high severity due to the potential for remote code execution through URL parameter injection.
To fix CVE-2014-4172, upgrade to Jasig Java CAS Client version 3.3.2, .NET CAS Client version 1.0.2, or phpCAS version 1.3.3 or later.
CVE-2014-4172 affects the Jasig Java CAS Client versions prior to 3.3.2, .NET CAS Client versions prior to 1.0.2, and phpCAS versions prior to 1.3.3.
CVE-2014-4172 can be exploited through URL parameter injection, allowing attackers to inject arbitrary web scripts or HTML.
If exploited, CVE-2014-4172 could lead to unauthorized access to sensitive user information and could compromise the integrity of web applications.