Advisory Details

April 29th, 2019

Foxit PhantomPDF HTML2PDF HTML Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-19-426
ZDI-CAN-7620

CVE ID CVE-2019-6752
CVSS SCORE 3.3, (AV:L/AC:L/PR:N/UI:R/S:U/C:L/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 parsing of PDF documents. 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 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
  • 2018-12-27 - Vulnerability reported to vendor
  • 2019-04-29 - Coordinated public release of advisory
CREDIT T3rmin4t0r
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