CVE-2024-38812: in the CISA KEV catalogue
VMware vCenter Server Heap-Based Buffer Overflow Vulnerability. CISA added CVE-2024-38812 to the Known Exploited Vulnerabilities catalogue on 2024-11-20 with a default due date of 2024-12-11. Known ransomware campaign use: Unknown. Forensic triage flag: No.
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. (CISA description)
- Vendor / product
- VMware vCenter Server
- CWE
- CWE-122
- CISA required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- EPSS
- 55%, percentile 99 (scored 2026-11-03)
EPSS puts about 55 in 100 odds (55%) on exploitation activity being observed in the next 30 days. Its score is higher than or equal to that of 99% of scored CVEs. This is a model estimate about exploitation anywhere, not about your environment.
Vendor and reference links (from CISA)
Your own deadline under CISA BOD 26-04 depends on exposure, automatability and technical impact: work it out with the BOD 26-04 calculator.
Frequently asked questions
Is CVE-2024-38812 in the CISA KEV catalogue?
Yes. CISA added CVE-2024-38812 (VMware vCenter Server Heap-Based Buffer Overflow Vulnerability) to the Known Exploited Vulnerabilities catalogue on 2024-11-20. CISA's default due date for it is 2024-12-11.
Is CVE-2024-38812 used in ransomware attacks?
CISA marks known ransomware campaign use as Unknown for CVE-2024-38812. That means CISA lacks confirmation, not that ransomware groups do not use it.
What should I do about CVE-2024-38812?
CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Sources
- CISA, Known Exploited Vulnerabilities Catalog (accessed 2026-11-03)
- FIRST, Exploit Prediction Scoring System (EPSS) (EPSS by FIRST; scores generated by Empirical Security)
- NVD record for CVE-2024-38812