Advisory Details

September 29th, 2020

Foxit PhantomPDF GIF File Parsing Use-After-Free Remote Code Execution Vulnerability

CVE ID	CVE-2020-17410
CVSS SCORE	7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Foxit
AFFECTED PRODUCTS	PhantomPDF
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on affected 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 parsing of GIF 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 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	2020-06-02 - Vulnerability reported to vendor 2020-09-29 - Coordinated public release of advisory 2020-10-09 - Advisory Updated
CREDIT	Dominik Chyliński

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