Autodesk ID: ADSK-SA-2021-0008
Product, Service, Component: Autodesk® Navisworks
Impact: Out-of-bounds Read, Memory Corruption
Severity: High
Original Publish:13/09/2021
Last Revised: 27/09/2021
AUTODESK TRUST CENTER
Security advisory
Advisories are used to communicate information related to vulnerabilities identified with Autodesk products and services. This includes any fixes or workarounds that are applicable to the affected product.
PDF Vulnerabilities in the Autodesk® Navisworks Desktop software
Severity |
CVSS 3.0 Score |
Impact |
|---|---|---|
Low |
0.1 - 3.9 |
A vulnerability where scope and impact of exploitation is restricted and the ability to exploit is extremely difficult. |
Medium |
4.0 - 6.9 |
A vulnerability where exploitation is mitigated by factors such as difficulty to exploit, default configuration or ease of identification. |
High |
7.0 - 8.9 |
A vulnerability, which if exploited, would directly impact the confidentiality, integrity or availability of user’s data or processing resources. |
Critical |
9.0 - 10 |
A vulnerability, which if exploited, would allow remote execution of malicious code without user action. |
Summary
Applications and Services that utilize Autodesk Navisworks may be affected by Out-of-bounds Read and Memory Corruption vulnerabilities. Exploitation of these vulnerabilities could lead to code execution.
Description
The details of the vulnerabilities are as follows:
1) CVE-2021-27045 - A maliciously crafted PDF file in Autodesk Navisworks 2019, 2020, 2021, 2022 can be forced to read beyond allocated boundaries when parsing the PDF file. This vulnerability can be exploited to execute arbitrary code.
2) CVE-2021-27046 - A Memory Corruption vulnerability for PDF files in Autodesk Navisworks 2019, 2020, 2021, 2022 may lead to code execution through maliciously crafted DLL files.
Affected Products
Item |
Impacted Versions |
Mitigated Versions |
Update Source |
|---|---|---|---|
Autodesk® Navisworks |
2022, 2021, 2020, 2019 |
2022.1, 2021.3, 2020.4, 2019.6 |
Autodesk Desktop App, or Accounts Portal |
*Note: Product list table contents subject to change
Recommendations
Autodesk recommends customers download and install the latest version of Autodesk® Navisworks 2022 Update 1, which is available via the Autodesk Desktop App or Accounts Portal. This version of Autodesk Navisworks includes security updates that address the PDF file vulnerabilities. As a general best practice, we also recommend that customers only open PDF files from trusted sources. More information is available on the Autodesk Navisworks forum page.
Updates are available for previous supported versions of Autodesk® Navisworks 2019-2021, which can be downloaded by following the instructions from the Autodesk Knowledge Network article. Customers using previous versions of Autodesk® Navisworks that no longer qualify for full support should plan to upgrade to a supported version as soon as possible to avoid downtime and potential security vulnerabilities.
Acknowledgements
We would like to thank the following for reporting the relevant issues and for working with Autodesk to help protect our customers:
- Michael DePlante (@izobashi) of Trend Micro Zero Day Initiative for reporting CVE-2021-27045 and CVE-2021-27046.
Revision History
Revision |
Date |
Description |
|---|---|---|
1.0 |
13/09/2021 |
Initial Release of the Security Advisory |
1.1 |
27/09/2021 |
Update to Recommendations |
Disclaimer
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