Check Point Advisories

Dovecot Null Pointer Dereference (CVE-2020-10957)

Check Point Reference: CPAI-2020-0490
Date Published: 17 Jun 2020
Severity: High
Last Updated: 17 Jun 2020
Industry Reference:CVE-2020-10957
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable? Dovecot 2.3.0 - 2.3.10
Vulnerability Description A Null pointer dereference vulnerability exists in Dovecot. Successful exploitation results in a denial of service condition on the affected service.

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 Dovecot Null Pointer Dereference (CVE-2020-10957) 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:  Dovecot Null Pointer Dereference (CVE-2020-10957)

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