ACal 'calendar.php' Cross Site Scripting Vulnerability
BID:49442
Info
ACal 'calendar.php' Cross Site Scripting Vulnerability
| Bugtraq ID: | 49442 |
| Class: | Input Validation Error |
| CVE: | |
| Remote: | Yes |
| Local: | No |
| Published: | Sep 02 2011 12:00AM |
| Updated: | Sep 02 2011 12:00AM |
| Credit: | T0xic |
| Vulnerable: |
ACal ACal 2.2.6 |
| Not Vulnerable: | |
Discussion
ACal 'calendar.php' Cross Site Scripting Vulnerability
ACal is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input.
An attacker can exploit this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may help the attacker steal cookie-based authentication credentials and launch other attacks.
ACal 2.2.6 is vulnerable; other versions may also be affected.
ACal is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input.
An attacker can exploit this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may help the attacker steal cookie-based authentication credentials and launch other attacks.
ACal 2.2.6 is vulnerable; other versions may also be affected.
Exploit / POC
ACal 'calendar.php' Cross Site Scripting Vulnerability
To exploit this issue, an attacker must entice an unsuspecting user to follow a malicious URI.
The following example URI is available:
http://www.example.com/calendar/calendar.php?year=<script>alert(document.cookie)</script>
To exploit this issue, an attacker must entice an unsuspecting user to follow a malicious URI.
The following example URI is available:
http://www.example.com/calendar/calendar.php?year=<script>alert(document.cookie)</script>
Solution / Fix
ACal 'calendar.php' Cross Site Scripting Vulnerability
Solution:
Currently, we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].
Solution:
Currently, we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].