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Vulnerability of Palo Alto PAN-OS: Cross Site Scripting via External Dynamic Lists

Synthesis of the vulnerability 

An attacker can trigger a Cross Site Scripting via External Dynamic Lists of Palo Alto PAN-OS, in order to run JavaScript code in the context of the web site.
Impacted systems: Palo Alto Firewall PA***, PAN-OS.
Severity of this alert: 2/4.
Creation date: 24/01/2019.
Références of this alert: CVE-2019-1565, PAN-SA-2019-0001, VIGILANCE-VUL-28361.

Description of the vulnerability 

The Palo Alto PAN-OS product offers a web service.

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

An attacker can therefore trigger a Cross Site Scripting via External Dynamic Lists of Palo Alto PAN-OS, in order to run JavaScript code in the context of the web site.
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This computer threat note impacts software or systems such as Palo Alto Firewall PA***, PAN-OS.

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

Solutions for this threat 

Palo Alto PAN-OS: fixed versions for External Dynamic Lists.
Fixed versions are indicated in information sources.
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