Advisory Details

July 13th, 2018

Adobe Acrobat Pro DC ImageConversion EMF Parsing Use-After-Free Remote Code Execution Vulnerability

CVE ID	CVE-2018-5057
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Adobe
AFFECTED PRODUCTS	Acrobat Pro DC
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Adobe Acrobat Pro DC. 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 parsing of EMF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code under the context of the current process.
ADDITIONAL DETAILS	Adobe has issued an update to correct this vulnerability. More details can be found at: https://helpx.adobe.com/security/products/acrobat/apsb18-21.html
DISCLOSURE TIMELINE	2018-04-25 - Vulnerability reported to vendor 2018-07-13 - Coordinated public release of advisory 2018-07-13 - Advisory Updated
CREDIT	Ke Liu of Tencent's Xuanwu LAB

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