Advisory Details

January 18th, 2023

Microsoft 3D Builder GLB File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-23-045
ZDI-CAN-18990

CVE ID CVE-2023-21792
CVSS SCORE 6.6, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS 3D Builder
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft 3D Builder. 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 GLB files. Crafted data in a GLB file can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process at low integrity.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21792
DISCLOSURE TIMELINE
  • 2022-09-30 - Vulnerability reported to vendor
  • 2023-01-18 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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