CVE-2018-6972 Null dereference in ESXi

What is CVE-2018-6972?

CVE-2018-6972 is a medium-severity vulnerability in Vmware Esxi, published on 25 Jul 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-476

Which versions are affected by CVE-2018-6972?

It affects 3 products.

Products include Vmware Esxi, Vmware Fusion, Vmware Workstation.

How do I fix CVE-2018-6972?

No fix has been published for CVE-2018-6972 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-6972 being exploited?

There is no known exploitation of CVE-2018-6972 in the wild and no public exploit code.

Other vulnerabilities in Vmware Esxi

• CVE-2026-41709 Broadcom VMWare ESX Insufficient Logging Exploited Low 2.7
• CVE-2019-5521 Information disclosure in VMware ESXi Critical 9.6
• CVE-2024-22252 Use-after-free vulnerability Critical 9.3
• CVE-2020-3955 Cross-site scripting in ESXi Critical 9.3
• CVE-2010-4573 Auth bypass in n/a Critical 9.3

All Vmware Esxi vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xmm5-6qh4-9f74.