CVE-2023-34048

Known Exploited Public Exploit
VMware vCenter Server Out-of-Bounds Write Vulnerability

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 91.74% Top 5%
KEV Since 
Vendor Advisory vmware.com
Affected: VMware VMware vCenter Server
Affected: VMware VMware Cloud Foundation (VMware vCenter Server)
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2023-34048?
CVE-2023-34048 has been scored as a critical severity vulnerability.
How to fix CVE-2023-34048?
To fix CVE-2023-34048, 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-2023-34048 being actively exploited in the wild?
It is confirmed that CVE-2023-34048 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~92% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-34048?
CVE-2023-34048 affects VMware VMware vCenter Server, VMware VMware Cloud Foundation (VMware vCenter Server).
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