Advisory Details

February 5th, 2016

Advantech WebAccess webvrpcs Service BwpAlarm.dll ProjectName strcpy Globals Overflow Remote Code Execution Vulnerability

CVE ID	CVE-2016-0860
CVSS SCORE	9.3, AV:N/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Advantech
AFFECTED PRODUCTS	WebAccess
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['21047']. 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 instances of Advantech WebAccess. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the 0x11173 IOCTL in the BwpAlarm subsystem. A globals overflow vulnerability exists in a call to strcpy using the ProjectName parameter. An attacker can use this vulnerability to execute arbitrary code in the context of an administrator of the system.
ADDITIONAL DETAILS	Advantech has issued an update to correct this vulnerability. More details can be found at: https://ics-cert.us-cert.gov/advisories/ICSA-16-014-01
DISCLOSURE TIMELINE	2015-09-17 - Vulnerability reported to vendor 2016-02-05 - Coordinated public release of advisory
CREDIT	Anonymous

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