Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2023-20896


The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds read by sending a specially crafted packet leading to denial-of-service of certain services (vmcad, vmdird, and vmafdd).


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.9, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 1 product from vmware organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, 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.


Published

2023-06-22T13:15:09.590

Last Modified

2024-11-21T07:41:46.610

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

Weaknesses
  • Type: Primary
    CWE-125

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application vmware vcenter_server < 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 8.0 Yes
Application vmware vcenter_server 8.0 Yes
Application vmware vcenter_server 8.0 Yes
Application vmware vcenter_server 8.0 Yes
Application vmware vcenter_server 8.0 Yes
Application vmware vcenter_server 8.0 Yes

References

How SecUtils Interprets This CVE

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.