Check Point Advisories

Dovecot Out of Bounds Read (CVE-2017-14461)

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0381
Date Published:	17 Feb 2019
Severity:	Medium
Last Updated:	Wednesday 30 October, 2019
Source:
Industry Reference:	CVE-2017-14461
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Dovecot Prior to 2.2.34
Vulnerability Description	An out of bounds read vulnerability exists in Dovecot IMAP server. This vulnerability is due to incorrect indexing of specially crafted emails. Successful exploitation may result in information disclosure or denial of service conditions.

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 Dovecot Out of Bounds Read 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: SMTP Protection Violation.
Attack Information: Dovecot Out of Bounds Read