Trend Micro Deep Discovery Email Inspector firewall_setting Command Injection Remote Code Execution Vulnerability

March 9th, 2017
ZDI-17-155 ZDI-CAN-4349

CVE ID

CVSS Score

10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors

Trend Micro

Affected Products

Deep Discovery Email Inspector

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Trend Micro Deep Discovery Email Inspector. Authentication is not required to exploit this vulnerability.

The specific flaw exists within firewall_setting.php. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code under the context of root.

Additional Details

Trend Micro has issued an update to correct this vulnerability. More details can be found at:
https://success.trendmicro.com/solution/1116750

Disclosure Timeline

  • 2017-01-05 - Vulnerability reported to vendor
  • 2017-03-09 - Coordinated public release of advisory

Credit

Brian Gorenc - Trend Micro Zero Day Initiative

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