Advisory Details

July 31st, 2017

Trend Micro Deep Discovery Email Inspector kdump_setting Denial of Service Vulnerability

ZDI-17-503
ZDI-CAN-4350

CVE ID CVE-2017-11382
CVSS SCORE 7.8, (AV:N/AC:L/Au:N/C:N/I:N/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 26825. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


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

The specific flaw exists within kdump_setting.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 disable the service provided by the product.

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
  • 2017-07-31 - Coordinated public release of advisory
CREDIT Brian Gorenc - Trend Micro Zero Day Initiative
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