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computer vulnerability bulletin CVE-2019-8953

pfSense HAProxy: Cross Site Scripting

Synthesis of the vulnerability

An attacker can trigger a Cross Site Scripting of pfSense HAProxy, in order to run JavaScript code in the context of the web site.
Vulnerable products: pfSense.
Severity of this weakness: 2/4.
Consequences of a hack: client access/rights.
Hacker's origin: document.
Creation date: 21/02/2019.
Références of this bulletin: CVE-2019-8953, VIGILANCE-VUL-28578.

Description of the vulnerability

The pfSense HAProxy 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 HAProxy, in order to run JavaScript code in the context of the web site.
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