CVE-2017-4924 : Exploit Details and Defense Strategies
Learn about CVE-2017-4924, an out-of-bounds write vulnerability in VMware ESXi, Workstation, and Fusion, potentially allowing guest code execution on the host system. Find mitigation steps and patching details here.
A vulnerability in VMware ESXi, Workstation, and Fusion could allow a guest to execute code on the host machine.
Understanding CVE-2017-4924
What is CVE-2017-4924?
There is an out-of-bounds write vulnerability in the SVGA device of VMware ESXi, Workstation, and Fusion versions specified.
The Impact of CVE-2017-4924
This vulnerability could potentially enable a guest to execute code on the host machine.
Technical Details of CVE-2017-4924
Vulnerability Description
The vulnerability exists in VMware ESXi (6.5 without patch ESXi650-201707101-SG), Workstation (12.x before 12.5.7), and Fusion (8.x before 8.5.8) due to an out-of-bounds write issue in the SVGA device.
Affected Systems and Versions
- ESXi version 6.5 without patch ESXi650-201707101-SG
- Workstation version 12.x before 12.5.7
- Fusion version 8.x before 8.5.8
Exploitation Mechanism
The vulnerability could allow a guest user to execute arbitrary code on the host system.
Mitigation and Prevention
Immediate Steps to Take
- Apply the necessary patches provided by VMware for ESXi, Workstation, and Fusion.
- Monitor VMware's security advisories for updates and follow recommended actions.
Long-Term Security Practices
- Regularly update and patch VMware products to mitigate potential vulnerabilities.
- Implement network segmentation and access controls to limit the impact of successful exploitation.
Patching and Updates
Ensure timely installation of security patches and updates released by VMware to address this vulnerability.