CVE-2021-44046 Explained : Impact and Mitigation
Learn about CVE-2021-44046, an out-of-bounds write vulnerability in Open Design Alliance PRC SDK allowing code execution. Find mitigation steps and affected versions.
An out-of-bounds write vulnerability in the Open Design Alliance PRC SDK allows attackers to execute arbitrary code by manipulating U3D files.
Understanding CVE-2021-44046
What is CVE-2021-44046?
An out-of-bounds write vulnerability arises from a unchecked return value when parsing U3D files using Open Design Alliance PRC SDK, enabling malicious code execution.
The Impact of CVE-2021-44046
The vulnerability permits an attacker to run code within the existing process, potentially leading to unauthorized system access or data manipulation.
Technical Details of CVE-2021-44046
Vulnerability Description
The flaw occurs in U3D file handling within Open Design Alliance PRC SDK, affecting versions until 2022.11, enabling an out-of-bounds write.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Versions: All versions before 2022.11
Exploitation Mechanism
Malicious actors can exploit this vulnerability by crafting a malicious U3D file to trigger the out-of-bounds write, leading to code execution.
Mitigation and Prevention
Immediate Steps to Take
- Update to Open Design Alliance PRC SDK version 2022.11 or above.
- Avoid opening U3D files from untrusted sources.
Long-Term Security Practices
- Conduct regular security audits and code reviews.
- Implement proper input validation checks in file parsing mechanisms.
Patching and Updates
Apply patches and updates released by Open Design Alliance to address this vulnerability.