CVE-2021-27039 : Exploit Details and Defense Strategies

A maliciously crafted TIFF and PCX file can be forced to read and write beyond allocated boundaries, leading to arbitrary code execution due to an uninitialized variable vulnerability in Autodesk Design Review.

Understanding CVE-2021-27039

This CVE describes a security vulnerability in Autodesk Design Review that can be exploited by an attacker to execute arbitrary code.

What is CVE-2021-27039?

CVE-2021-27039 is a vulnerability in Autodesk Design Review that arises from unhandled TIFF and PCX files processing, allowing attackers to execute malicious code.

The Impact of CVE-2021-27039

The impact of this vulnerability is severe as it enables threat actors to execute arbitrary code on affected systems, potentially leading to a compromise of sensitive information and system integrity.

Technical Details of CVE-2021-27039

This section details the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability in Autodesk Design Review allows a specially crafted TIFF and PCX file to trigger a buffer overflow, enabling the attacker to run arbitrary code on the system.

Affected Systems and Versions

Autodesk Design Review versions 2018, 2017, 2013, 2012, and 2011 are identified as affected by CVE-2021-27039.

Exploitation Mechanism

The vulnerability can be exploited by tricking a user into opening a malicious TIFF or PCX file, leading to the execution of arbitrary code on the victim's system.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2021-27039, the following steps are recommended:

Immediate Steps to Take

Users are advised to avoid opening untrusted TIFF and PCX files and to implement security updates provided by Autodesk promptly.

Long-Term Security Practices

Practicing good cybersecurity hygiene, such as regular software updates and employee training, can help mitigate the risk of similar vulnerabilities in the future.

Patching and Updates

Autodesk may release patches or updates to address CVE-2021-27039. Users are encouraged to install these updates as soon as they become available to protect their systems.