Foxit PhantomPDF ConvertToPDF TIFF Parsing Memory Corruption Remote Code Execution VulnerabilityZDI-17-042: January 11th, 2017
This vulnerability allows remote attackers to execute arbitrary code 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 ConvertToPDF's TIFF parsing. The issue results from the lack of proper validation of user-supplied data which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code under the context of the current process.
Vendor ResponseFoxit has issued an update to correct this vulnerability. More details can be found at:
2016-12-01 - Vulnerability reported to vendor
2017-01-11 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Juan Pablo Lopez Yacubian