Learn about CVE-2021-27596, a medium severity vulnerability in SAP 3D Visual Enterprise Viewer, causing crashes when opening manipulated Autodesk 3D Studio files.
This article provides detailed information about CVE-2021-27596, a vulnerability affecting SAP 3D Visual Enterprise Viewer that could lead to application crashes when handling manipulated Autodesk 3D Studio files.
Understanding CVE-2021-27596
CVE-2021-27596 is a vulnerability in the SAP 3D Visual Enterprise Viewer that occurs when the application encounters manipulated Autodesk 3D Studio files from untrusted sources.
What is CVE-2021-27596?
The vulnerability in SAP 3D Visual Enterprise Viewer causes the application to crash when opening manipulated Autodesk 3D Studio files received from untrusted sources, rendering the application temporarily unavailable until a restart.
The Impact of CVE-2021-27596
The impact of CVE-2021-27596 is rated as medium severity with a CVSS base score of 4.3. While the confidentiality and integrity are not impacted, the availability of the application is affected, leading to temporary unavailability.
Technical Details of CVE-2021-27596
CVE-2021-27596 is primarily due to improper input validation when processing .3DS files in SAP 3D Visual Enterprise Viewer, affecting versions below 9.
Vulnerability Description
The vulnerability results in application crashes and temporary unavailability when handling manipulated Autodesk 3D Studio files from untrusted sources due to inadequate input validation.
Affected Systems and Versions
The vulnerability affects SAP 3D Visual Enterprise Viewer versions below 9 when processing .3DS files received from untrusted sources.
Exploitation Mechanism
To exploit CVE-2021-27596, an attacker would need to craft a manipulated Autodesk 3D Studio file and convince a user to open it in SAP 3D Visual Enterprise Viewer, triggering the crash.
Mitigation and Prevention
To mitigate the risk associated with CVE-2021-27596, immediate steps should be taken by users and organizations to prevent exploitation and ensure ongoing security.
Immediate Steps to Take
Users should avoid opening .3DS files from untrusted sources in SAP 3D Visual Enterprise Viewer to prevent application crashes and unavailability. It is advisable to exercise caution while handling files from unknown origins.
Long-Term Security Practices
Implementing robust input validation mechanisms in the application's file handling process can help prevent similar vulnerabilities in the future. Regular security awareness training for users is also crucial.
Patching and Updates
SAP may release patches or updates to address the vulnerability in SAP 3D Visual Enterprise Viewer. It is recommended to apply these patches promptly to secure the application against known exploits.