SugarCRM <= 6.5.18 Missing Authorization Check Vulnerabilities

• Affected Versions:

Version 6.5.18 CE and prior versions.

• Vulnerabilities Description:

The application fails to properly check whether the user has administrator privileges within the following scripts:

  1. /modules/Administration/ImportCustomFieldStructure.php
  2. /modules/Administration/UpgradeWizard_commit.php
  3. /modules/Connectors/controller.php (“RunTest” action)

This can be exploited by authenticated users to access certain otherwise restricted administrative features or exploit further vulnerabilities within the affected scripts (e.g. a SQL injection vulnerability located within the ImportCustomFieldStructure.php file).

• Solution:

Update to version 6.5.19 CE or higher.

• Disclosure Timeline:

[22/10/2014] – Vendor notified

[15/12/2014] – Version 6.5.19 CE released:

[29/04/2015] – CVE number requested

[23/06/2016] – Public disclosure

• CVE Reference:

The Common Vulnerabilities and Exposures project ( has not assigned a CVE identifier for these vulnerabilities.

• Credits:

Vulnerabilities discovered by Egidio Romano.