CVE-2021-43272 : Vulnerability Insights and Analysis

An improper handling of exceptional conditions vulnerability exists in Open Design Alliance ODA Viewer before 2022.11, allowing attackers to execute code within the current process.

Understanding CVE-2021-43272

An improper handling of exceptional conditions vulnerability in ODA Viewer allows attackers to execute arbitrary code within the existing process.

What is CVE-2021-43272?

The vulnerability in Open Design Alliance ODA Viewer sample prior to 2022.11 enables attackers to run code within the current process by exploiting the app's failure to halt when processing corrupted or malicious DWF files.

The Impact of CVE-2021-43272

The vulnerability poses a significant threat as attackers can leverage it to execute malicious code within the context of the compromised application.

Technical Details of CVE-2021-43272

The technical specifics of the vulnerability in ODA Viewer.

Vulnerability Description

ODA Viewer fails to terminate processing upon encountering corrupted or malicious DWF files.
This flaw enables attackers to exploit the processing continuation to execute arbitrary code.

Affected Systems and Versions

Product: Open Design Alliance ODA Viewer
Versions affected: Samples before 2022.11

Exploitation Mechanism

Attackers can exploit the vulnerability by injecting malicious code into corrupted DWF files, allowing them to execute arbitrary commands within the application's context.

Mitigation and Prevention

Ways to mitigate and prevent the exploitation of CVE-2021-43272.

Immediate Steps to Take

Update ODA Viewer to the latest version post 2022.11 to patch the vulnerability.
Avoid opening DWF files from untrusted sources.

Long-Term Security Practices

Regularly update software and applications to prevent known vulnerabilities.
Implement file validation checks to detect malicious file inputs.

Patching and Updates

Open Design Alliance has released a fix in versions post 2022.11 to address this vulnerability.