Check Point Advisories

Roundcube Webmail archive.php IMAP Command Injection (CVE-2018-9846)

Check Point Reference: CPAI-2018-0486
Date Published: 14 May 2018
Severity: Medium
Last Updated: Sunday 27 May, 2018
Source:
Industry Reference:CVE-2018-9846
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? RoundCube RoundCube Webmail 1.3.5 and prior.
Vulnerability Description An IMAP command injection vulnerability exists in Roundcube Webmail. The vulnerability is due to improper handling of the "_uid" parameter within certain HTTP requests. A remote attacker can exploit this vulnerability by enticing an authenticated user to visit a page which sends a request to the targeted server acting as the target user.

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 Roundcube Webmail archive.php IMAP Command Injection 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:  IMAP Protocol Violation.
Attack Information:  Roundcube Webmail archive.php IMAP Command Injection

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