Advisory Details

March 29th, 2017

Trend Micro InterScan Web Security Virtual Appliance LogSettingHandler doPostMountDevice Command Injection Remote Code Execution Vulnerability

ZDI-17-209
ZDI-CAN-4326

CVE ID
CVSS SCORE 10, (AV:N/AC:L/Au:N/C:C/I:C/A:C)
AFFECTED VENDORS Trend Micro
AFFECTED PRODUCTS InterScan Web Security Virtual Appliance
TIPPINGPOINT™ IPS CUSTOMER PROTECTION TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 26812. 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 InterScan Web Security Virtual Appliance. Authentication is not required to exploit this vulnerability.

The specific flaw exists within LogSettingHandler's doPostMountDevice method. A crafted mount_device parameter can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute arbitrary code under the context of root.

VENDOR RESPONSE Trend Micro has issued an update to correct this vulnerability. More details can be found at:
https://success.trendmicro.com/solution/1116960
DISCLOSURE TIMELINE
  • 2016-12-20 - Vulnerability reported to vendor
  • 2017-03-29 - Coordinated public release of advisory
CREDIT Steven Seeley of Source Incite
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