CVE-2021-40159

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-01-25 · updated 2026-10-08
Weakness: CWE-200

Description

An Information Disclosure vulnerability for JT files in Autodesk Inventor 2022, 2021, 2020, 2019 in conjunction with other vulnerabilities may lead to code execution through maliciously crafted JT files in the context of the current process.

Affected products

Autodesk Advance Steel: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD Architecture: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD Electrical: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD LT: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD MAP 3D: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD Mechanical: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD MEP: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk AutoCAD Plant 3D: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk Civil 3D: from 2022 before 2022.1.2 — fixed in 2022.1.2
Autodesk Inventor: 2019, 2020, 2021, 2022

How to fix

Upgrade to a fixed version: Autodesk Advance Steel 2022.1.2; Autodesk AutoCAD 2022.1.2; Autodesk AutoCAD Architecture 2022.1.2; Autodesk AutoCAD Electrical 2022.1.2; Autodesk AutoCAD LT 2022.1.2; Autodesk AutoCAD MAP 3D 2022.1.2; Autodesk AutoCAD Mechanical 2022.1.2; Autodesk AutoCAD MEP 2022.1.2; Autodesk AutoCAD Plant 3D 2022.1.2; Autodesk Civil 3D 2022.1.2. Check the vendor advisory for mitigations.

References

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