IRONSMITHINTEL
CRITICALCVSS9.8
|
Actively Exploited
|CISA KEV|CVE-2024-38812|Auth: none — unauthenticated|Reboot: required|Manual only

VMware vCenter Server Heap-Based Buffer Overflow Vulnerability (CVE-2024-38812)

VMware vCenter Server contains a heap-based buffer overflow vulnerability in the implementation of the DCERPC protocol. This vulnerability could allow an attacker with network access to the vCenter Server to execute remote code by sending a specially crafted packet.

Published Sep 17, 2024 · Updated May 29, 2026
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Why patchRisk explained in plain English
Worst-case scenarioIf unpatched

A remote attacker, without authentication, can achieve full data confidentiality loss, arbitrary modification of data, complete denial of service or system unavailability. Federal agencies are required to remediate by 2024-12-11 under CISA BOD 22-01.

How the attack worksNo clicks needed

This is a Heap-based Buffer Overflow (CWE-122) vulnerability in VMware vCenter Server. The vCenter Server contains a heap-overflow vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger this vulnerability by sending a specially crafted network packet potentially leading to remote code execution. Exploitation requires remote network access, low attack complexity, no authentication required, and no user interaction required.

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Phishing link

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Malicious file

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Server compromised

Am I affected?Quick check

Probably yes if any of these apply:

Virtualisation Administrators
Infrastructure Team
IT Security
Running cloud foundation: 4.0 ≤ v < 5.2; vcenter server: 7.0, 8.0
Real-world incidentsWhat we've seen

CISA added this CVE to the Known Exploited Vulnerabilities catalog on 2024-11-20 based on evidence of active exploitation in the wild. Federal agencies required to remediate by 2024-12-11.

How to patch

Get the fix

Apply the fixed package from your vendor. The advisory lists affected versions and the exact fixed build.

VMware advisory

Manual remediation steps

Apply the Vendor Patch

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.

CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

References

    1
    Vendor advisory: https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24968
    1
    NVD entry: https://nvd.nist.gov/vuln/detail/CVE-2024-38812
    1
    CISA KEV: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38812
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