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Vigil@nce - JBoss RESTEasy: Cross Site Scripting via JacksonJsonpInterceptor
June 2017 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can trigger a Cross Site Scripting via
JacksonJsonpInterceptor of JBoss RESTEasy, in order to run
JavaScript code in the context of the web site.
Impacted products: RESTEasy JBoss OpenSource.
Severity: 2/4.
Creation date: 13/04/2017.
DESCRIPTION OF THE VULNERABILITY
The JBoss RESTEasy product offers a web service.
However, it does not filter received data via
JacksonJsonpInterceptor before inserting them in generated HTML
documents.
An attacker can therefore trigger a Cross Site Scripting via
JacksonJsonpInterceptor of JBoss RESTEasy, in order to run
JavaScript code in the context of the web site.
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