CVE-2017-4919 Auth bypass in VMware vCenter Server

Critical 9.0 Published Updated

Authenticated vSphere users can bypass guest OS authentication via the VIX API to access guest operating systems without credentials.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-4919?

CVE-2017-4919 is a critical authentication bypass vulnerability in Vmware Vcenter Server, published on 28 Jul 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

VMware vCenter Server 5.5, 6.0, 6.5 allows vSphere users with certain, limited vSphere privileges to use the VIX API to access Guest Operating Systems without the need to authenticate.

Weakness: CWE-306

Which versions are affected by CVE-2017-4919?

It affects 1 product.

Products include Vmware Vcenter Server.

How do I fix CVE-2017-4919?

No fix has been published for CVE-2017-4919 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-4919 being exploited?

There is no known exploitation of CVE-2017-4919 in the wild and no public exploit code.

All Vmware Vcenter Server vulnerabilities

Sources

Also known as GHSA-h7jp-76rq-hgj5.

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