CVE-2023-34048

CRITICALCISA KEV

9.8

Description

vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds write potentially leading to remote code execution.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published10/25/2023

Last Modified10/30/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorVMware

ProductvCenter Server

Vulnerability NameVMware vCenter Server Out-of-Bounds Write Vulnerability

KEV Date Added2024-01-22

Remediation Due Date2024-02-12

Ransomware UseUnknown

Affected Products

vmware:vcenter_server

Weaknesses (CWE)

CWE-787CWE-787

References

https://www.vmware.com/security/advisories/VMSA-2023-0023.html(security@vmware.com)

https://www.vicarius.io/vsociety/posts/understanding-cve-2023-34048-a-zero-day-out-of-bound-write-in-vcenter-server(af854a3a-2127-422b-91ae-364da2661108)

https://www.vmware.com/security/advisories/VMSA-2023-0023.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-34048(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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