Check Point Advisories

SAP Internet Graphics Server XML External Entity (CVE-2018-2392; CVE-2018-2393)

Check Point Reference: CPAI-2018-2620
Date Published: 13 Nov 2023
Severity: High
Last Updated: Monday 13 November, 2023
Source:
Industry Reference:CVE-2018-2392
CVE-2018-2393
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? SAP Internet Graphics Server 7.20
SAP Internet Graphics Server 7.20ext
SAP Internet Graphics Server 7.45
SAP Internet Graphics Server 7.49
SAP Internet Graphics Server 7.53
Vulnerability Description An XML external entity (XXE) vulnerability exists in SAP Internet Graphics Server. The vulnerability is due to incorrectly configured XML parsing which accepts XML external entities from untrusted sources. A remote, unauthenticated attacker can leverage this vulnerability by sending a malicious request to the target server.

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

  1. In the IPS tab, click Protections and find the SAP Internet Graphics Server XML External Entity protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  SAP Internet Graphics Server XML External Entity

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