Advisory Details

May 12th, 2023

Adobe Substance 3D Stager SKP File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

ZDI-23-622
ZDI-CAN-20251

CVE ID
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Substance 3D Stager
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Substance 3D Stager. 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 SKP files. 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 vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/substance3d_stager/apsb23-16.html
DISCLOSURE TIMELINE
  • 2023-01-26 - Vulnerability reported to vendor
  • 2023-05-12 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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