CVE-2017-4925 Null dereference in ESXi

Medium 5.5 Published Updated

Attackers with normal user privileges can crash virtual machines by exploiting a NULL pointer dereference in guest RPC handling.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-4925?

CVE-2017-4925 is a medium-severity vulnerability in Vmware Esxi, published on 15 Sep 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

VMware ESXi 6.5 without patch ESXi650-201707101-SG, ESXi 6.0 without patch ESXi600-201706101-SG, ESXi 5.5 without patch ESXi550-201709101-SG, Workstation (12.x before 12.5.3), Fusion (8.x before 8.5.4) contain a NULL pointer dereference vulnerability. This issue occurs when handling guest RPC requests. 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-2017-4925?

It affects 4 products.

Products include Vmware Esxi, Vmware Fusion, Vmware Workstation, Vmware Workstation Pro.

How do I fix CVE-2017-4925?

No fix has been published for CVE-2017-4925 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-4925 being exploited?

There is no known exploitation of CVE-2017-4925 in the wild and no public exploit code.

All Vmware Esxi vulnerabilities

Sources

Also known as GHSA-vm9p-h4v4-cfq7.

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