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TYPO3: Cross Site Scripting via Exception Handler
Synthesis of the vulnerability
Impacted products: Debian, TYPO3 Core.
Creation date: 17/04/2012.
Identifiers: BID-53047, CVE-2012-2112, DSA-2455-1, TYPO3-CORE-SA-2012-002, VIGILANCE-VUL-11544.
Description of the vulnerability
The TYPO3 Exception Handler processes fatal errors which occur during the execution.
When an exception occurs on some objects, this Exception Handler does not filter attacker's data before displaying them. A Cross Site Scripting thus occurs.
An extension which processes objects, such as Extbase MVC Framework, has to be installed, in order to exploit this vulnerability.
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