CVE-2014-4172
Published: 24 January 2020
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
php-cas Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
| bionic |
Not vulnerable
(1.3.3-1)
|
|
| cosmic |
Not vulnerable
(1.3.3-1)
|
|
| disco |
Not vulnerable
(1.3.3-1)
|
|
| lucid |
Does not exist
|
|
| precise |
Does not exist
|
|
| trusty |
Does not exist
(trusty was needed)
|
|
| upstream |
Released
(1.3.3)
|
|
| utopic |
Ignored
(end of life)
|
|
| vivid |
Ignored
(end of life)
|
|
| wily |
Ignored
(end of life)
|
|
| xenial |
Not vulnerable
(1.3.3-1)
|
|
| yakkety |
Ignored
(end of life)
|
|
| zesty |
Ignored
(end of life)
|
|
|
Patches: upstream: https://github.com/apereo/phpCAS/commit/83168b398e10defc384b740e104950a3fef83e51 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |