CVE-2023-20896

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).

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.29%
Vendor Advisory vmware.com
Affected: VMware VMware vCenter Server (vCenter Server)
Affected: VMware VMware Cloud Foundation (vCenter Server)
Published at:
Updated at:

References

Link Tags
https://www.vmware.com/security/advisories/VMSA-2023-0014.html patch vendor advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1800

Frequently Asked Questions

What is the severity of CVE-2023-20896?
CVE-2023-20896 has been scored as a medium severity vulnerability.
How to fix CVE-2023-20896?
To fix CVE-2023-20896, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-20896 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-20896 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-20896?
CVE-2023-20896 affects VMware VMware vCenter Server (vCenter Server), VMware VMware Cloud Foundation (vCenter Server).
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