CVE-2017-4939 : Exploit Details and Defense Strategies

VMware Workstation (versions 12.x before 12.5.8) is affected by a DLL hijacking vulnerability that could allow an attacker to execute arbitrary code by manipulating a DLL file.

Understanding CVE-2017-4939

This CVE involves a security vulnerability in VMware Workstation versions 12.x prior to 12.5.8, allowing potential execution of arbitrary code.

What is CVE-2017-4939?

The installer of VMware Workstation (versions 12.x before 12.5.8) is affected by a DLL hijacking vulnerability, enabling an attacker to load and execute arbitrary code by manipulating a DLL file.

The Impact of CVE-2017-4939

This vulnerability could potentially enable an attacker to execute arbitrary code on the affected system by exploiting the DLL hijacking issue.

Technical Details of CVE-2017-4939

Vulnerability Description

The DLL hijacking vulnerability in VMware Workstation (12.x before 12.5.8) is caused by incorrect loading of certain DLL files by the application, allowing attackers to load and execute arbitrary code.

Affected Systems and Versions

Product: Workstation
Vendor: VMware
Versions Affected: 12.x before 12.5.8

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating a DLL file to execute arbitrary code on the target system.

Mitigation and Prevention

Immediate Steps to Take

Update VMware Workstation to version 12.5.8 or later to mitigate the DLL hijacking vulnerability.
Monitor VMware security advisories for any patches or updates related to this issue.

Long-Term Security Practices

Regularly update software and applications to the latest versions to address known vulnerabilities.
Implement robust security measures to prevent unauthorized access and code execution.

Patching and Updates

Apply security patches and updates provided by VMware to address the DLL hijacking vulnerability in affected versions.