Advisory Details

June 13th, 2017

Microsoft Windows PDF Library JPEG2000 Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

CVE ID	CVE-2017-8460
CVSS SCORE	4.3, AV:N/AC:M/Au:N/C:P/I:N/A:N
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Windows PDF Library
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['27745']. 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 PDF Library. 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 processing of JPEG2000 images. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute 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-2017-8460
DISCLOSURE TIMELINE	2017-02-13 - Vulnerability reported to vendor 2017-06-13 - Coordinated public release of advisory
CREDIT	Ke Liu (winsonliu) of Tencent's Xuanwu LAB

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