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HomeTopics 4PatchPatch Now: Critical VMware Flaw Puts ESXi, Fusion, and Workstation Users at...

Patch Now: Critical VMware Flaw Puts ESXi, Fusion, and Workstation Users at Risk


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VMware, a leading provider of virtualization software, recently released security patches to address critical vulnerabilities affecting its popular products, ESXi, Workstation, and Fusion.

These vulnerabilities, identified as CVE-2024-22252 and CVE-2024-22253, pose a serious risk to organizations as they could allow attackers to execute malicious code on affected systems.

Understanding the Threat: Sandbox Escape and Potential Exploitation

The identified vulnerabilities are classified as use-after-free memory corruption flaws within the XHCI USB controller. These vulnerabilities, if exploited, could potentially enable attackers with local administrative privileges on a virtual machine to:

  • Escape the virtual machine sandbox: This would allow attackers to execute malicious code on the underlying host system, potentially compromising the entire system.
  • Gain unauthorized access: This could allow attackers to access sensitive data, disrupt operations, or install additional malware.

While the potential for exploitation varies depending on the specific configuration of the affected system, VMware has emphasized the critical nature of these vulnerabilities and strongly recommends applying the patches immediately.

10 Benefits of Keeping Your Software Updated

While updating software may seem like a tedious task, it offers numerous benefits that significantly enhance your cybersecurity posture:

  1. Addresses critical vulnerabilities: Updates often patch known security flaws, minimizing the risk of exploitation by malicious actors.
  2. Improves stability and performance: Updates frequently include bug fixes and performance enhancements, leading to a more stable and efficient user experience.
  3. Enhances compatibility: Updates ensure compatibility with newer hardware and software, preventing compatibility issues that could lead to security vulnerabilities.
  4. Protects against emerging threats: Updates often include security patches that address newly discovered threats, keeping your systems protected against the latest cyberattacks.
  5. Complies with regulations: Certain industries or organizations might have regulations mandating keeping software up-to-date to maintain compliance.
  6. Reduces the risk of data breaches: By patching vulnerabilities, you significantly reduce the risk of attackers gaining unauthorized access to sensitive data.
  7. Minimizes downtime: Addressing vulnerabilities proactively can prevent potential cyberattacks and minimize downtime associated with recovering from security incidents.
  8. Offers peace of mind: Knowing your software is up-to-date and secure provides peace of mind and fosters trust within your organization.
  9. Demonstrates responsible security practices: Maintaining updated software reflects a commitment to responsible security practices and helps safeguard your organization’s data and reputation.
  10. Contributes to a collective defense: By keeping your software updated, you contribute to a collective defense against cybercrime, making it more challenging for attackers to exploit vulnerabilities across multiple systems.


Ignoring software updates can have dire consequences, as demonstrated by the recent critical vulnerabilities in VMware products. By prioritizing updates and patching vulnerabilities promptly, organizations can significantly enhance their security posture, protect their data, and maintain a secure and stable environment for their operations. Remember, cybersecurity is an ongoing process, and staying vigilant and proactive is crucial in today’s ever-evolving threat landscape.

Ouaissou DEMBELE
Ouaissou DEMBELEhttps://cybercory.com
Ouaissou DEMBELE is an accomplished cybersecurity professional and the Editor-In-Chief of cybercory.com. He has over 10 years of experience in the field, with a particular focus on Ethical Hacking, Data Security & GRC. Currently, Ouaissou serves as the Co-founder & Chief Information Security Officer (CISO) at Saintynet, a leading provider of IT solutions and services. In this role, he is responsible for managing the company's cybersecurity strategy, ensuring compliance with relevant regulations, and identifying and mitigating potential threats, as well as helping the company customers for better & long term cybersecurity strategy. Prior to his work at Saintynet, Ouaissou held various positions in the IT industry, including as a consultant. He has also served as a speaker and trainer at industry conferences and events, sharing his expertise and insights with fellow professionals. Ouaissou holds a number of certifications in cybersecurity, including the Cisco Certified Network Professional - Security (CCNP Security) and the Certified Ethical Hacker (CEH), ITIL. With his wealth of experience and knowledge, Ouaissou is a valuable member of the cybercory team and a trusted advisor to clients seeking to enhance their cybersecurity posture.


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