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Vulnerability of Stormshield Network Security: Cross Site Scripting via Login Disclaimer

Synthesis of the vulnerability 

An attacker can trigger a Cross Site Scripting via Login Disclaimer of Stormshield Network Security, in order to run JavaScript code in the context of the web site.
Impacted systems: SNS.
Severity of this alert: 2/4.
Creation date: 17/09/2020.
Références of this alert: CERTFR-2020-AVI-618, CVE-2020-11711, STORM-2020-011, VIGILANCE-VUL-33359.

Description of the vulnerability 

An attacker can trigger a Cross Site Scripting via Login Disclaimer of Stormshield Network Security, in order to run JavaScript code in the context of the web site.
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This security note impacts software or systems such as SNS.

Our Vigil@nce team determined that the severity of this threat announce 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 computer weakness announce.

Solutions for this threat 

Stormshield Network Security: solution for Login Disclaimer.
The solution is indicated in information sources.
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