CVE-2017-2901 Explained : Impact and Mitigation
Learn about CVE-2017-2901 affecting Blender version 2.78c. Discover the impact, technical details, and mitigation steps for this high-severity vulnerability.
Blender version 2.78c, an open-source 3D creation suite, is affected by a vulnerability in the IRIS loading feature that can lead to code execution. This CVE was published on January 11, 2018.
Understanding CVE-2017-2901
Blender version 2.78c is susceptible to exploitation through an integer overflow in the IRIS loading functionality, potentially allowing an attacker to trigger a buffer overflow and execute code within the application's context.
What is CVE-2017-2901?
An integer overflow vulnerability in Blender version 2.78c's IRIS loading feature can be exploited via a specially crafted '.iris' file, leading to a buffer overflow and potential code execution within the application.
The Impact of CVE-2017-2901
- CVSS Base Score: 8.8 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: Required
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2017-2901
Blender version 2.78c's vulnerability is detailed below:
Vulnerability Description
An integer overflow in the IRIS loading functionality of Blender version 2.78c can result in a buffer overflow, enabling potential code execution by an attacker.
Affected Systems and Versions
- Affected Product: Blender
- Affected Version: v2.78c
Exploitation Mechanism
To exploit this vulnerability, an attacker must persuade a user to use a specially crafted '.iris' file as an asset through the sequencer function.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2017-2901.
Immediate Steps to Take
- Update Blender to a patched version that addresses the vulnerability.
- Avoid opening or using suspicious '.iris' files from untrusted sources.
Long-Term Security Practices
- Regularly update software and applications to the latest secure versions.
- Educate users about safe file handling practices and potential risks associated with opening files from unknown sources.
Patching and Updates
- Apply security patches provided by Blender to fix the vulnerability and enhance overall system security.