Historical catalog analysis: CISA added this entry on November 20, 2024. The entry reflects catalog information retrieved on August 31, 2026, not a snapshot archived on the inclusion date. Check current vendor guidance before acting.
What the vulnerability is
CVE-2024-38812 is a heap-based buffer overflow (CWE-122) identified in VMware vCenter Server. The flaw exists within the product’s implementation of the DCERPC protocol. If exploited, an attacker with network access to the server could execute remote code by transmitting a specially crafted packet.
Exposure and applicability
This vulnerability affects organizations deploying VMware vCenter Server where the management interface is reachable over the network. Because the entry path involves the DCERPC protocol, exposure is primarily determined by the network visibility of the vCenter Server instance to potential attackers. Infrastructure owners should identify all active vCenter deployments to determine if they are running versions susceptible to this overflow.
Remediation priorities
Based on our analysis, remediation should be prioritized for vCenter instances that are exposed to broader internal networks or those with high-privilege access to critical virtualized workloads.
Our recommended priority actions include:
1. Apply Vendor Mitigations: The primary corrective action is the application of official mitigations provided by the vendor. This addresses the root cause in the DCERPC implementation.
2. Network Segmentation: For environments where immediate patching is not feasible, restricting network access to the vCenter Server can reduce the likelihood of an attacker being able to send the crafted packet required for exploitation.
3. Product Decommissioning: In scenarios where vendor mitigations are unavailable or cannot be applied, our analysis suggests discontinuing use of the product to eliminate the exposure entirely.
How to validate remediation
Verification must go beyond a simple version check. To ensure that exposure has been reduced, defenders should:
* Confirm Mitigation Deployment: Verify through vendor-specific documentation and system logs that the prescribed mitigations have been successfully applied to the environment.
* Validate Access Controls: Use network mapping or firewall audit logs to confirm that only authorized administrative hosts can communicate with the vCenter Server via the affected protocols.
Limits and open questions
While applying vendor mitigations reduces risk, residual risk remains if the underlying network architecture allows unauthorized lateral movement. It is currently unknown whether this vulnerability has been utilized in ransomware campaigns. Additionally, while CISA has established a deadline for federal agencies, non-federal organizations must determine their own remediation timelines based on their specific risk profile and the availability of vendor fixes.
Source and editorial note
CVE-2024-38812: VMware vCenter Server Heap-Based Buffer Overflow Vulnerability · Source date: November 20, 2024 · Retrieved August 31, 2026.
Material facts are tied to the cited primary source. Recommendations are independent defensive analysis unless attributed to the source. Confirm consequential decisions against current authoritative guidance.
Archive date: November 23, 2024. The displayed post date is assigned three days after the source date to organize this retrospective archive; it does not mean this site published the analysis then. First published by this site: November 03, 2026 at 00:24 UTC.
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