What’s Vulnerable › Vulnerabilities

CVE-2018-6972

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-25 · updated 2026-06-17
• Weakness: CWE-476

Description

VMware ESXi (6.7 before ESXi670-201806401-BG, 6.5 before ESXi650-201806401-BG, 6.0 before ESXi600-201806401-BG and 5.5 before ESXi550-201806401-BG), Workstation (14.x before 14.1.2), and Fusion (10.x before 10.1.2) contain a denial-of-service vulnerability due to NULL pointer dereference issue in RPC handler. Successful exploitation of this issue may allow attackers with normal user privileges to crash their VMs.

Affected products

• VMware ESXi: 5.5, 5.5-1, 5.5-2, 5.5-3a, 5.5-3b, 5.5-550-20170901001s (+116)
• VMware Fusion: from 10.0 before 10.1.2 — fixed in 10.1.2
• VMware Workstation: from 14.0 before 14.1.2 — fixed in 14.1.2

How to fix

Upgrade to a fixed version: VMware Fusion 10.1.2; VMware Workstation 14.1.2. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/104884
• http://www.securitytracker.com/id/1041356
• http://www.securitytracker.com/id/1041357
• https://www.vmware.com/security/advisories/VMSA-2018-0018.html
• http://www.securityfocus.com/bid/104884
• http://www.securitytracker.com/id/1041356
• http://www.securitytracker.com/id/1041357
• https://www.vmware.com/security/advisories/VMSA-2018-0018.html

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