Advisory Details

March 7th, 2022

Autodesk AutoCAD PDF File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

CVE ID	CVE-2021-40160
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 PDF files. Crafted data in a PDF file can trigger a read 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-2022-0007
DISCLOSURE TIMELINE	2021-10-21 - Vulnerability reported to vendor 2022-03-07 - Coordinated public release of advisory 2022-07-14 - Advisory Updated
CREDIT	Mat Powell of Trend Micro Zero Day Initiative

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