Background exploitation KEV catalog
CVE-2024-38813

VMware vCenter Server Privilege Escalation Vulnerability

The vCenter Server contains a privilege escalation vulnerability. A malicious actor with network access to vCenter Server may trigger this vulnerability to escalate privileges to root by sending a specially crafted network packet.

CheckOps priority index
5.3/10 Patch within 7 days
Severity7.5
Probability1.7
Exploitation3/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 17.4% higher than 97.1% of CVEs
CVSS 3.1 7.5 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:
Exploited for 713 days 20 Nov 2024
CISA due date 11 Dec 2024 for US federal agencies

Exploitation probability EPSS · FIRST

05010025 Sep05 Oct15 Oct24 Oct02 Nov
EPSS probability (%)Percentile among all CVEs

Exploitation signals 3 / 5

  • KEV catalog (CISA)20 Nov 2024
  • Exploited in EUVD (ENISA)20 Nov 2024
  • Used by ransomwareno
  • EPSS above 10 %17.4%
  • No account, over the networkno

What to do

Fix

Apply the vendor’s fix as soon as it is available.

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

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Affected products

VMware vCenter ServerVMware Cloud FoundationvCenter Server
Affected versions
  • 7.0 <7.0 U3s
  • 5.x
  • 8.0 <8.0 U3b
  • 4.x
Weaknesses (CWE)

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

  1. Published

  2. Exploitation reported (ENISA)

  3. Added to the KEV catalog

  4. CISA remediation due date

  5. EPSS peak: 17.4%

References

Other exploited vulnerabilities from the same vendor

  • CVE-2025-22226VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability
    4.1 · Background exploitation
  • CVE-2025-22225VMware ESXi Arbitrary Write Vulnerability
    5.1 · Background exploitation
  • CVE-2025-22224VMware ESXi and Workstation TOCTOU Race Condition Vulnerability
    5.0 · Background exploitation
  • CVE-2024-38812VMware vCenter Server Heap-Based Buffer Overflow Vulnerability
    8.0 · Background exploitation
  • CVE-2024-37085VMware ESXi Authentication Bypass Vulnerability
    5.9 · Background exploitation
  • CVE-2022-22948VMware vCenter Server Incorrect Default File Permissions Vulnerability
    4.8 · Background exploitation

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Sources: CISA KEV · ENISA EUVD · FIRST EPSS · OSV. Public data aggregated by CheckOps, updated automatically. Source texts remain the property of their authors. All exploited vulnerabilities