Advisory Details

January 11th, 2017

Foxit PhantomPDF ConvertToPDF JPEG Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

CVE ID
CVSS SCORE	4.3, AV:N/AC:M/Au:N/C:P/I:N/A:N
AFFECTED VENDORS	Foxit
AFFECTED PRODUCTS	PhantomPDF
VULNERABILITY DETAILS	This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit PhantomPDF. 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 JPEG images. The process does not properly validate 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	Foxit has issued an update to correct this vulnerability. More details can be found at: https://www.foxitsoftware.com/support/security-bulletins.php
DISCLOSURE TIMELINE	2016-12-01 - Vulnerability reported to vendor 2017-01-11 - Coordinated public release of advisory
CREDIT	Ke Liu of Tencent's Xuanwu LAB

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