Advisory Details

March 9th, 2017

Trend Micro Deep Discovery Email Inspector write_new_html_with_svg Directory Traversal Remote Code Execution Vulnerability

ZDI-17-158
ZDI-CAN-4417

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
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['26829']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
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 write_new_html_with_svg.php. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. 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 Nikolay Klendar
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