Advisory Details

November 29th, 2017

Trend Micro OfficeScan Proxy Command Injection Remote Code Execution Vulnerability

CVE ID	CVE-2017-11393
CVSS SCORE	9.0, AV:N/AC:L/Au:S/C:C/I:C/A:C
AFFECTED VENDORS	Trend Micro
AFFECTED PRODUCTS	OfficeScan
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['28006']. 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 OfficeScan. Authentication is required to exploit this vulnerability. The specific flaw exists within the Web Console, which listens on TCP port 4343 by default. When parsing the tr parameter in Proxy.php, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute arbitrary code under the context of the current service.
ADDITIONAL DETAILS	Trend Micro has issued an update to correct this vulnerability. More details can be found at: https://success.trendmicro.com/solution/1117769
DISCLOSURE TIMELINE	2017-03-01 - Vulnerability reported to vendor 2017-11-29 - Coordinated public release of advisory
CREDIT	Steven Seeley of Source Incite

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