Advisory Details

December 8th, 2015

Schneider Electric ProClima F1BookView ActiveX Control AttachToSS Method Remote Code Execution Vulnerability

CVE ID	CVE-2015-8561
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Schneider Electric
AFFECTED PRODUCTS	ProClima
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['20649']. 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 Schneider Electric ProClima. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the implementation of the AttachToSS method of the F1BookView ActiveX control. The method accepts an integer value and interprets it as the address of a structure in memory. An attacker can leverage this vulnerability to achieve code execution in the context of the process.
ADDITIONAL DETAILS	Schneider Electric has issued an update to correct this vulnerability. More details can be found at: https://ics-cert.us-cert.gov/advisories/ICSA-15-335-02
DISCLOSURE TIMELINE	2015-07-28 - Vulnerability reported to vendor 2015-12-08 - Coordinated public release of advisory
CREDIT	Ariele Caltabiano (kimiya)

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