Advisory Details

October 28th, 2020

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

ZDI-20-1335
ZDI-CAN-11247

CVE ID CVE-2020-17424
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 parsing of EZI 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
  • 2020-06-12 - Vulnerability reported to vendor
  • 2020-10-28 - Coordinated public release of advisory
CREDIT Wen guang Jiao
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