OpenSLP as used in VMware ESXi (7.0 before ESXi_7.0.1-0.0.16850804, 6.7 before ESXi670-202010401-SG, 6.5 before ESXi650-202010401-SG) has a use-after-free issue. A malicious actor residing in the management network who has access to port 427 on an ESXi machine may be able to trigger a use-after-free in the OpenSLP service resulting in remote code execution.
This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 2 products from vmware, from vmware organizations running these solutions should prioritize assessment and patching.
Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2020-10-20T17:15:12.810
2025-10-30T20:07:10.097
Analyzed
CVSSv3.1: 9.8 (CRITICAL)
AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | vmware | cloud_foundation | < 3.10.1.2 | Yes |
| Application | vmware | cloud_foundation | < 4.1.0.1 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.5 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 6.7 | Yes |
| Operating System | vmware | esxi | 7.0.0 | Yes |
| Operating System | vmware | esxi | 7.0.0 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For vmware's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.