Check Point Advisories

IBM Lotus Notes encodeURI DOS (CVE-2017-1129)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0857
Date Published:	19 Oct 2017
Severity:	Medium
Last Updated:	Thursday 02 November, 2017
Source:	IBM Lotus Notes
Industry Reference:	CVE-2017-1129
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	IBM Notes 9.0.1 to 9.0.1 FP8IF1 IBM Notes 9.0 to 9.0 IF4. IBM Notes 8.5.3 to 8.5.3 FP6 IF13. IBM Notes 8.5.2 to 8.5.2 FP4 IF3. IBM Notes 8.5.1. to 8.5.1 FP5 IF5. IBM Notes 8.5 release.
Vulnerability Description	A denial of service vulnerability exists in IBM Lotus Notes. A remote attacker can exploit this vulnerability by sending a specially crafted message to an affected system.

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

In the IPS tab, click Protections and find the IBM Lotus Notes encodeURI DOS 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: NNTP Protection Violation.
Attack Information: IBM Lotus Notes encodeURI DOS