CVE-2014-4172
Critical
Description
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Apereo .net Cas Client
PublishedJan 24, 2020
First seenJan 24, 2020
How to fix
Update
- apereo .net_cas_client1.0.2 or later
- apereo java_cas_client3.3.2 or later
- apereo phpcas1.3.3 or later
- DotNetCasClient1.0.2 or later
- org.jasig.cas:cas-client3.3.2 or later
- jasig/phpcas1.3.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apereo .net_cas_client | v < 1.0.2 | 1.0.2 |
| apereo java_cas_client | v < 3.3.2 | 3.3.2 |
| apereo phpcas | v < 1.3.3 | 1.3.3 |
| debian debian_linux | 7.0 | — |
| fedoraproject fedora | 20 | — |
| DotNetCasClientNuGet | v < 1.0.2 | 1.0.2 |
| org.jasig.cas:cas-clientMaven | v < 3.3.2 | 3.3.2 |
| jasig/phpcasPackagist | v < 1.3.3 | 1.3.3 |
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