CVE-2022-27871 Explained : Impact and Mitigation

A heap-based buffer overflow vulnerability has been identified in Autodesk AutoCAD product suite, Revit, Design Review, and Navisworks. This vulnerability could allow an attacker to execute arbitrary code by exploiting PDF files.

Understanding CVE-2022-27871

This CVE affects various versions of Autodesk software products, potentially leading to severe consequences if left unaddressed.

What is CVE-2022-27871?

The vulnerability lies in versions of Autodesk AutoCAD product suite, Revit, Design Review, and Navisworks that use PDFTron prior to version 9.1.17. Attackers could exceed buffer limits while parsing PDF files, allowing them to execute malicious code.

The Impact of CVE-2022-27871

If exploited, this vulnerability may enable threat actors to execute arbitrary code, leading to complete compromise of affected systems and potential data breaches.

Technical Details of CVE-2022-27871

This section outlines specific technical aspects of the CVE to help users understand the nature of the vulnerability.

Vulnerability Description

The vulnerability in Autodesk software allows attackers to write beyond the allocated buffer, posing a significant risk of arbitrary code execution.

Affected Systems and Versions

Autodesk AutoCAD product suite, Revit, Design Review, and Navisworks versions 2022, 2021, 2020, and 2019 are affected by this vulnerability. Users of these versions are urged to take immediate action.

Exploitation Mechanism

By manipulating PDF files, threat actors can exploit this vulnerability to execute code on vulnerable systems, highlighting the critical nature of this security flaw.

Mitigation and Prevention

To safeguard systems and data, users are advised to follow specific steps to mitigate the risks posed by CVE-2022-27871.

Immediate Steps to Take

Users should update affected Autodesk products to versions that address this vulnerability promptly. Implementing security patches is crucial to prevent potential exploitation.

Long-Term Security Practices

Adopting robust security practices, such as regular software updates, security monitoring, and employee awareness training, can enhance the overall security posture and resilience against such threats.

Patching and Updates

Stay informed about security advisories from Autodesk and apply relevant patches and updates as soon as they are made available to protect against known vulnerabilities and exploits.