CVE-2021-40161
HIGHCVSS 7.8/10EPSS 1.44%
Last modified
CVE-2021-40161 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.
Description
A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Autodesk | Revit | < 2020.2.5 |
| Autodesk | Revit | >= 2021, < 2021.1.6 |
| Autodesk | Revit | >= 2022, < 2022.1.2 |
| Autodesk | Navisworks | < 2019.6 |
| Autodesk | Navisworks | >= 2020, < 2020.4 |
| Autodesk | Navisworks | >= 2021, < 2021.3 |
| Autodesk | Navisworks | >= 2022, < 2022.2 |
| Autodesk | Advance Steel | < 2019.1.4 |
| Autodesk | Advance Steel | >= 2020, < 2020.1.5 |
| Autodesk | Advance Steel | >= 2021, < 2021.1.2 |
| Autodesk | Advance Steel | >= 2022, < 2022.1.2 |
| Autodesk | Autocad | < 2019.1.4 |
| Autodesk | Autocad | >= 2020, < 2020.1.5 |
| Autodesk | Autocad | >= 2021, < 2021.1.2 |
| Autodesk | Autocad | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Architecture | < 2019.1.4 |
| Autodesk | Autocad Architecture | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Architecture | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Architecture | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Electrical | < 2019.1.4 |
| Autodesk | Autocad Electrical | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Electrical | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Electrical | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Map 3d | < 2019.1.4 |
| Autodesk | Autocad Map 3d | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Map 3d | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Map 3d | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Mechanical | < 2019.1.4 |
| Autodesk | Autocad Mechanical | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Mechanical | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Mechanical | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Mep | < 2019.1.4 |
| Autodesk | Autocad Mep | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Mep | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Mep | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Plant 3d | < 2019.1.4 |
| Autodesk | Autocad Plant 3d | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Plant 3d | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Plant 3d | >= 2022, < 2022.1.2 |
| Autodesk | Autocad Lt | < 2019.1.4 |
| Autodesk | Autocad Lt | >= 2020, < 2020.1.5 |
| Autodesk | Autocad Lt | >= 2021, < 2021.1.2 |
| Autodesk | Autocad Lt | >= 2022, < 2022.1.2 |
| Autodesk | Civil 3d | < 2019.1.4 |
| Autodesk | Civil 3d | >= 2020, < 2020.1.5 |
| Autodesk | Civil 3d | >= 2021, < 2021.1.2 |
| Autodesk | Civil 3d | >= 2022, < 2022.1.2 |
| Autodesk | Autocad | > 2022, < 2022.2 |
| Autodesk | Autocad | 2020 |
| Autodesk | Autocad | 2021 |
Showing 50 of 55 affected configurations. See NVD for the full list.
References
- https://www.autodesk.com/trust/security-advisories/adsk-sa-2021-0010Patch, Vendor Advisory
- https://www.autodesk.com/trust/security-advisories/adsk-sa-2021-0010Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-40161?
A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.
How severe is CVE-2021-40161?
CVE-2021-40161 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40161?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-40161?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST