Advisory Details

April 11th, 2017

Microsoft Windows ADO Array-Type Parameter Use-After-Free Information Disclosure Vulnerability

CVE ID	CVE-2017-0158
CVSS SCORE	4.3, AV:N/AC:M/Au:N/C:P/I:N/A:N
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Windows
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['26700']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS	This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Microsoft Windows. 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 handling of Microsoft ADO (ActiveX Data Objects) methods that accept an array as a parameter. By performing actions in script, an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0158
DISCLOSURE TIMELINE	2016-11-30 - Vulnerability reported to vendor 2017-04-11 - Coordinated public release of advisory
CREDIT	Simon Zuckerbraun - Trend Micro Zero Day Initiative

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