Advisory Details

September 29th, 2022

Autodesk AutoCAD X_B File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-22-1307
ZDI-CAN-17455

CVE ID CVE-2022-33885
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Autodesk
AFFECTED PRODUCTS AutoCAD
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Autodesk AutoCAD. 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 X_B files. Crafted data in an X_B 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.

ADDITIONAL DETAILS Autodesk has issued an update to correct this vulnerability. More details can be found at:
https://www.autodesk.com/trust/security-advisories/adsk-sa-2022-0020
DISCLOSURE TIMELINE
  • 2022-06-06 - Vulnerability reported to vendor
  • 2022-09-29 - Coordinated public release of advisory
CREDIT Anonymous
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