Check Point Advisories

Lansweeper WebUserActions Cross-Site Scripting (CVE-2022-21145)

Vulnerability
Protection

Check Point Reference:	CPAI-2022-0205
Date Published:	20 Apr 2022
Severity:	High
Last Updated:	Wednesday 20 April, 2022
Source:
Industry Reference:	CVE-2022-21145
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Lansweeper 9.1.20.2
Vulnerability Description	A stored cross-site scripting vulnerability exists in Lansweeper. The vulnerability is due to insufficient sanitization of the loginmessage and loginfootertext parameters.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Lansweeper WebUserActions Cross-Site Scripting (CVE-2022-21145) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: ICMP Protocol Violation.
Attack Information: Lansweeper WebUserActions Cross-Site Scripting (CVE-2022-21145)