Check Point Advisories

Cross-Site Scripting Over HTTP (CVE-2018-20676; CVE-2018-20677; CVE-2019-8331; CVE-2020-11110; CVE-2020-35946; CVE-2022-0963; CVE-2022-42141; CVE-2022-44957; CVE-2023-27008; CVE-2023-33408; CVE-2023-36287; CVE-2023-4636; CVE-2024-30989; CVE-2024-3378)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-0664
Date Published:	6 Sep 2023
Severity:	Critical
Last Updated:	Sunday 23 June, 2024
Source:
Industry Reference:	CVE-2018-20676 CVE-2018-20677 CVE-2019-8331 CVE-2020-11110 CVE-2020-35946 CVE-2022-0963 CVE-2022-42141 CVE-2022-44957 CVE-2023-27008 CVE-2023-33408 CVE-2023-36287 CVE-2023-4636 CVE-2024-30989 CVE-2024-3378
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Remote attackers use Cross-Site Scripting scanning in order to locate potential Cross-Site Scripting vulnerabilities on a target server, which could be later used for attacks.

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 Cross-Site Scripting Over HTTP 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: Web Server Enforcement Violation.
Attack Information: Cross-Site Scripting Over HTTP