Advisory Details

April 26th, 2021

Foxit Studio Photo SGI File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-21-479
ZDI-CAN-12376

CVE ID CVE-2021-31436
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 SGI files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. 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
  • 2020-12-02 - Vulnerability reported to vendor
  • 2021-04-26 - Coordinated public release of advisory
CREDIT Anonymous
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