Critical Β· published May 26, 2021
CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 100.0th percentile for exploit probability.
π¨ A malicious actor can seize control with a simple exploit on vSphere Client! Just network access to port 443 is all it takes to launch a devastating attack. π₯ Think of the Virtual SAN Health Check plug-in as a server's front desk where anyone with network access can walk in and dictate terms β no questions asked, no validation checks. It's like letting someone order room service without confirming their identity, opening the door to chaos! An attacker could execute commands with unrestricted privileges, giving them full control over the operating system hosting your vCenter Server. This could lead to data theft, unauthorized changes, and potentially a complete system compromise, leaving your environment in shambles!
Think of the Virtual SAN Health Check plug-in as a server's front desk where anyone with network access can walk in and dictate terms β no questions asked, no validation checks. It's like letting someone order room service without confirming their identity, opening the door to chaos! This vulnerability arises from a lack of proper input validation in the vSphere Client's Virtual SAN Health Check plug-in, which is enabled by default. Attackers can exploit this flaw via network access to port 443, allowing for remote code execution with elevated privileges.
An attacker could execute commands with unrestricted privileges, giving them full control over the operating system hosting your vCenter Server. This could lead to data theft, unauthorized changes, and potentially a complete system compromise, leaving your environment in shambles! Patch your vCenter Server to version 7.0 U1c or later to mitigate this vulnerability. Additionally, restrict access to port 443 to trusted networks and review your security policies to ensure a layered defense against potential exploits. You've got this! By following these steps, you'll lock down your environment and keep the villains at bay! π‘οΈ
| Product | Versions | Fixed in |
|---|---|---|
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/vcenter_server | all versions | β |
| vmware/cloud_foundation | β₯ 3.0, < 3.10.2.1 | 3.10.2.1 |
| vmware/cloud_foundation | β₯ 4.0, < 4.2.1 | 4.2.1 |