Advisory Details

August 21st, 2020

Foxit Studio Photo PSD File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-20-1078
ZDI-CAN-11003

CVE ID CVE-2020-17403
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 Studio Photo
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Studio Photo. 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 handling of PSD files. 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.html
DISCLOSURE TIMELINE
  • 2020-04-28 - Vulnerability reported to vendor
  • 2020-08-21 - Coordinated public release of advisory
CREDIT Pengsu Cheng of Trend Micro Security Research
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