What’s Vulnerable › Vulnerabilities

CVE-2021-40164

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-07 · updated 2026-06-17
• Weakness: CWE-787

Description

A heap-based buffer overflow could occur while parsing TIFF, PICT, TGA, or RLC files. This vulnerability may be exploited to execute arbitrary code.

Affected products

• Autodesk AutoCAD: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk Autocad Advance Steel: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk AutoCAD Architecture: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk Autocad Civil 3D: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk AutoCAD Electrical: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk AutoCAD LT: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2020 before 2020.3.2; from 2021 before 2021.1.2; from 2021 before 2021.2.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2020.3.2, 2021.1.2, 2021.2.2, 2022.1.2
• Autodesk AutoCAD MAP 3D: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk AutoCAD Mechanical: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk AutoCAD MEP: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk AutoCAD Plant 3D: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.2 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2
• Autodesk Design Review: 2018, 2018-hotfix, 2018-hotfix2, 2018-hotfix3
• Autodesk DWG TrueView: from 2019 before 2019.1.4; from 2020 before 2020.1.5; from 2021 before 2021.1.2; from 2022 before 2022.1.1 — fixed in 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.1
• Autodesk Fusion: from 2.0.10356 before 2.0.11405 — fixed in 2.0.11405
• Autodesk Infrastructure Parts Editor: from 2019 before 2019.2.2; from 2020 before 2020.0.2; 2021, 2022 — fixed in 2019.2.2, 2020.0.2
• Autodesk InfraWorks: from 2019 before 2019.3; from 2020 before 2020.2; from 2021 before 2021.2; 2019.3, 2019.3-hotfix_1, 2019.3-hotfix_2, 2019.3-hotfix_3, 2020.2, 2020.2-hotfix_1 (+7) — fixed in 2019.3, 2020.2, 2021.2
• Autodesk Inventor: from 2019 before 2019.6; from 2020 before 2020.5; from 2021 before 2021.4; from 2022 before 2022.2 — fixed in 2019.6, 2020.5, 2021.4, 2022.2
• Autodesk Navisworks: from 2019 before 2019.7; from 2020 before 2020.5; from 2021 before 2021.4; from 2022 before 2022.2 — fixed in 2019.7, 2020.5, 2021.4, 2022.2
• Autodesk Revit: from 2019 before 2019.2.4; from 2020 before 2020.2.6; from 2021 before 2021.1.5; 2022 — fixed in 2019.2.4, 2020.2.6, 2021.1.5
• Autodesk Storm And Sanitary Analysis: from 2020 before 2020.3.1; from 2021 before 2021.3.1; 2019, 2022 — fixed in 2020.3.1, 2021.3.1

How to fix

Upgrade to a fixed version: Autodesk AutoCAD 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk Autocad Advance Steel 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk AutoCAD Architecture 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk Autocad Civil 3D 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk AutoCAD Electrical 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk AutoCAD LT 2019.1.4, 2020.1.5, 2020.3.2, 2021.1.2; Autodesk AutoCAD MAP 3D 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk AutoCAD Mechanical 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk AutoCAD MEP 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk AutoCAD Plant 3D 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.2; Autodesk DWG TrueView 2019.1.4, 2020.1.5, 2021.1.2, 2022.1.1; Autodesk Fusion 2.0.11405. Check the vendor advisory for mitigations.

References

• https://www.autodesk.com/trust/security-advisories/adsk-sa-2021-0011
• https://www.autodesk.com/trust/security-advisories/adsk-sa-2021-0011

Get alerted when CVE-2021-40164 or the next vulnerability affects your stack