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vulnerability bulletin 25743

pfSense: Cross Site Scripting

Synthesis of the vulnerability

An attacker can trigger a Cross Site Scripting of pfSense, in order to run JavaScript code in the context of the web site.
Impacted products: pfSense.
Severity: 2/4.
Creation date: 30/03/2018.
Identifiers: pfSense-SA-18_02.webgui, pfSense-SA-18_03.webgui, VIGILANCE-VUL-25743.

Description of the vulnerability

The pfSense product offers a web service.

However, it does not filter received data before inserting them in generated HTML documents.

An attacker can therefore trigger a Cross Site Scripting of pfSense, in order to run JavaScript code in the context of the web site.
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