Vulnerability · Published Jun 22, 2023 · Assigned by vmware
CVE-2023-20896
Medium 5.9
In plain English
A medium-severity security flaw in VMware Cloud Foundation (vCenter Server) from VMware. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.9%top 40.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| VMware | VMware vCenter Server (vCenter Server) | 8.0 – before 8.0 U1b7.0 – before 7.0 u3m |
| VMware | VMware Cloud Foundation (vCenter Server) | 5.x – before 7.0 U3m, 8.0 U1b4.x – before 7.0 U3m, 8.0 U1b |