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Vulnerability of Nessus: Cross Site Scripting

Synthesis of the vulnerability 

An attacker can trigger a Cross Site Scripting of Nessus, in order to run JavaScript code in the context of the web site.
Vulnerable products: Nessus.
Severity of this weakness: 2/4.
Creation date: 04/02/2019.
Références of this bulletin: CVE-2019-3923, TNS-2019-01, VIGILANCE-VUL-28434.

Description of the vulnerability 

The Nessus 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 Nessus, in order to run JavaScript code in the context of the web site.
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This threat announce impacts software or systems such as Nessus.

Our Vigil@nce team determined that the severity of this cybersecurity alert is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this security alert.

Solutions for this threat 

Nessus: version 8.2.2.
The version 8.2.2 is fixed:
  https://www.tenable.com/downloads/nessus
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