CVE-2021-22647: Siemens Solid Edge Viewer FBX File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Published Feb 23, 2021
·
Updated

Luxion KeyShot versions prior to 10.1, Luxion KeyShot Viewer versions prior to 10.1, Luxion KeyShot Network Rendering versions prior to 10.1, and Luxion KeyVR versions prior to 10.1 are vulnerable to multiple out-of-bounds write issues while processing project files, which may allow an attacker to execute arbitrary code.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of 3DS files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of CATPart files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of FBX files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.

Affected Software

13 affected components
Siemens Solid Edge Viewer
Luxion KeyShot versions prior to 10.1
Luxion KeyShot Viewer versions prior to 10.1
Luxion KeyShot Network Rendering versions prior to 10.1
Luxion KeyVR versions prior to 10.1
Luxion KeyShot<10.1
Luxion KeyShot Network Rendering<10.1
Luxion KeyShot Viewer<10.1
Luxion KeyVR<10.1
Siemens Solid Edge Se2020 Firmware
Siemens Solid Edge SE2020
Siemens Solid Edge Se2021 Firmware
Siemens Solid Edge SE2021

Event History

Feb 23, 2021
CVE Published
via MITRE·03:13 AM
Data Sourced
via MITRE·03:13 AM
DescriptionWeakness
Aug 3, 2024
Advisory Published
via ZDI·06:52 PM

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-22647.

2

What is the severity of CVE-2021-22647?

The severity of CVE-2021-22647 is high, with a score of 7.8.

3

Which software is affected by CVE-2021-22647?

The Siemens Solid Edge Viewer, Luxion KeyShot, Luxion KeyShot Network Rendering, Luxion KeyShot Viewer, Luxion KeyVR, Siemens Solid Edge Se2020 Firmware, and Siemens Solid Edge Se2021 Firmware are affected by CVE-2021-22647.

4

How can the vulnerability CVE-2021-22647 be exploited?

The vulnerability CVE-2021-22647 can be exploited by remote attackers who can execute arbitrary code by tricking the target into visiting a malicious page or opening a malicious file.

5

Are there any references for CVE-2021-22647?

Yes, you can find references for CVE-2021-22647 at the following links: [Link 1](https://cert-portal.siemens.com/productcert/pdf/ssa-231216.pdf), [Link 2](https://us-cert.cisa.gov/ics/advisories/icsa-21-035-01), [Link 3](https://www.zerodayinitiative.com/advisories/ZDI-21-318/).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203