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Secunia Security Advisory 20883

Secunia Security Advisory 20883
Posted Jun 29, 2006
Authored by Secunia | Site secunia.com

Secunia Security Advisory - Botan has discovered a vulnerability in PHP iCalendar, which can be exploited by malicious people to conduct cross-site scripting attacks.

tags | advisory, php, xss
SHA-256 | d73b14aa9ecf535ed2f0ddd2086b0ed9c5439c287fd6cea49159bf6db242bccb

Secunia Security Advisory 20883

Change Mirror Download


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Reverse Engineer Wanted

Secunia offers a Security Specialist position with emphasis on
reverse engineering of software and exploit code, auditing of
source code, and analysis of vulnerability reports.

http://secunia.com/secunia_security_specialist/

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TITLE:
PHP iCalendar "cal" Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA20883

VERIFY ADVISORY:
http://secunia.com/advisories/20883/

CRITICAL:
Less critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
PHP iCalendar 2.x
http://secunia.com/product/5991/

DESCRIPTION:
Botan has discovered a vulnerability in PHP iCalendar, which can be
exploited by malicious people to conduct cross-site scripting
attacks.

Input passed to the "cal" parameter in rss/index.php is not properly
sanitised before being returned to the user. This can be exploited to
execute arbitrary HTML and script code in a user's browser session in
context of an affected site.

The vulnerability has been confirmed in version 2.22. Other versions
may also be affected.

SOLUTION:
Edit the source code to ensure that input is properly sanitised.

PROVIDED AND/OR DISCOVERED BY:
Botan

ORIGINAL ADVISORY:
http://kurdishsecurity.blogspot.com/2006/06/kurdish-security-12-php-icalendar.html

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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