CVE-2023-20896

MEDIUM

Vmware Vcenter Server < 7.0 - Out-of-Bounds Read

Title source: rule

Description

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).

References (2)

[Patch, Vendor Advisory] https://www.vmware.com/security/advisories/VMSA-2023-0014.html

[Third Party Advisory] https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1800

Scores

CVSS v3 5.9

EPSS 0.0029

EPSS Percentile 51.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-125

Status published

Affected Products (33)

vmware/vcenter_server < 7.0

vmware/vcenter_server

... and 18 more

Timeline

Published Jun 22, 2023

Tracked Since Feb 18, 2026