Check Point Advisories

Microsoft SQL Server Management Studio XXE Injection Information Disclosure (CVE-2018-8527; CVE-2018-8532; CVE-2018-8533)

Check Point Reference: CPAI-2018-1074
Date Published: 18 Nov 2018
Severity: High
Last Updated: Sunday 26 January, 2020
Source:
Industry Reference:CVE-2018-8527
CVE-2018-8532
CVE-2018-8533
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? SQL Server Management Studio 17.9 and SQL Server Management Studio 18.0 (Preview 4)
Vulnerability Description Multiple information disclosure vulnerabilities exist in Microsoft SQL Server Management Studio. The vulnerabilities are due to a flaw when parsing a malicious XEL/XML/XMLA file containing a reference to an external entity. A remote authenticated attacker could exploit these vulnerabilities by enticing a user on an affected SSMS server to open a specially crafted XMLA, XEL or XML file.

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 R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Microsoft SQL Server Management Studio XXE Injection Information Disclosure 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:  Microsoft SQL Server Protection Violation.
Attack Information:  Microsoft SQL Server Management Studio XXE Injection Information Disclosure

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