CVE-2021-40158
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 may be forced to read...
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 and AutoCAD 2022 may be forced to read beyond allocated boundaries when parsing the JT file. This vulnerability in conjunction with other vulnerabilities could lead to code execution in the context of the current process.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 and AutoCAD 2022 may be forced to read beyond allocated boundaries when parsing the JT file. This vulnerability in conjunction with other vulnerabilities could lead to code execution in the context of the current process.
- Record
CVE-2021-40158- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List No score
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 and AutoCAD 2022 may be forced to read beyond allocated boundaries when parsing the JT file. This vulnerability in conjunction with other vulnerabilities could lead to code execution in the context of the current process.
- Record
CVE-2021-40158- Updated
- 2026-11-02
EUVDEUVD-2021-27343 No score
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 and AutoCAD 2022 may be forced to read beyond allocated boundaries when parsing the JT file. This vulnerability in conjunction with other vulnerabilities could lead to code execution in the context of the current process.
- Record
EUVD-2021-27343- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8pc8-96q3-294c
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 may be forced to read...
A maliciously crafted JT file in Autodesk Inventor 2022, 2021, 2020, 2019 may be forced to read beyond allocated boundaries when parsing the JT file. This vulnerability can be exploited to execute arbitrary code
- Record
GHSA-8pc8-96q3-294c- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40158 is a high vulnerability (CVSS 7.8) in Autodesk Autocad, published January 25, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.89%, the 86th percentile. No source names a fixed version.
References
autodesk.com/trust/security-advisories/adsk-sa-2022-0002
zerodayinitiative.com/advisories/ZDI-22-287
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nvd.nist.gov/vuln/detail/CVE-2021-40158
github.com/advisories/GHSA-8pc8-96q3-294c