Advisory Details

March 29th, 2017

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

CVE ID
CVSS SCORE	10.0, AV:N/AC:L/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Trend Micro
AFFECTED PRODUCTS	InterScan Web Security Virtual Appliance
TREND MICRO CUSTOMER PROTECTION	Trend Micro 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.
ADDITIONAL DETAILS	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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