Advisory Details

September 29th, 2020

Foxit Reader JPEG2000 Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-20-1233
ZDI-CAN-11497

CVE ID CVE-2020-17416
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 Reader
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader. 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 JPEG2000 images. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated structure. 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
  • 2020-07-07 - Vulnerability reported to vendor
  • 2020-09-29 - Coordinated public release of advisory
  • 2020-10-09 - Advisory Updated
CREDIT Anonymous
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