VMware has issued a critical security advisory (VMSA-2024-0019) addressing two significant vulnerabilities in its vCenter Server and VMware Cloud Foundation products.
CVE-2024-38812 and CVE-2024-38813 vulnerabilities could allow attackers to execute remote code and escalate privileges.
CVE-2024-38812: Heap-Overflow Vulnerability
The first vulnerability, CVE-2024-38812, is a heap overflow issue found in implementing the DCERPC protocol within the vCenter Server, as per a report by Broadcom.
This vulnerability has been assigned a maximum CVSSv3 base score of 9.8, placing it in the critical severity range.
Attackers with access to vCenter Server can exploit this vulnerability by sending specially crafted network packets.
Successful exploitation could lead to remote code execution, allowing attackers to gain control over the affected systems.
Resolution
VMware has released updates to address this vulnerability. Users are advised to apply the updates in the ‘Fixed Version’ column of the response matrix to secure their deployments.
No viable in-product workarounds are available for CVE-2024-38812. VMware has provided a supplemental FAQ for further clarification on this issue.
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CVE-2024-38813: Privilege Escalation Vulnerability
CVE-2024-38813 is a privilege escalation vulnerability that allows attackers with network access to escalate privileges to the root by sending specially crafted network packets. This vulnerability carries a CVSSv3 base score of 7.5, categorized as critical.
Like the heap overflow vulnerability, attackers can exploit this issue remotely by accessing the network and sending malicious packets, potentially gaining elevated privileges.
Resolution
Updates are available for affected deployments to remediate this vulnerability. Users should refer to the response matrix for details on securing their systems.
There are no workarounds for CVE-2024-38813. VMware has also provided additional documentation through a supplemental FAQ.
Response Matrix
| VMware Product | Version | CVE(s) | CVSSv3 | Severity | Fixed Version |
| vCenter Server | 8.0 | CVE-2024-38812, 38813 | 9.8, 7.5 | Critical | 8.0 U3b |
| vCenter Server | 7.0 | CVE-2024-38812, 38813 | 9.8, 7.5 | Critical | 7.0 U3s |
| VMware Cloud Foundation | 5.x | CVE-2024-38812, 38813 | 9.8, 7.5 | Critical | Async patch to 8.0 U3b |
| VMware Cloud Foundation | 4.x | CVE-2024-38812, 38813 | 9.8, 7.5 | Critical | Async patch to 7.0 U3s |
VMware urges all affected product users to apply these updates promptly to mitigate potential risks associated with these vulnerabilities.
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