CVE-2019-5541 Memory corruption in Workstation and Fusion

Critical 9.1 Published Updated

An out-of-bounds write in the e1000e adapter allows guest-to-host code execution or VM denial of service.

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

What is CVE-2019-5541?

CVE-2019-5541 is a critical memory corruption vulnerability in Vmware Fusion, published on 20 Nov 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

VMware Workstation (15.x before 15.5.1) and Fusion (11.x before 11.5.1) contain an out-of-bounds write vulnerability in the e1000e virtual network adapter. Successful exploitation of this issue may lead to code execution on the host from the guest or may allow attackers to create a denial-of-service condition on their own VM.

Weakness: CWE-787

Which versions are affected by CVE-2019-5541?

It affects 2 products.

Products include Vmware Fusion, Vmware Workstation.

How do I fix CVE-2019-5541?

No fix has been published for CVE-2019-5541 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-5541 being exploited?

There is no known exploitation of CVE-2019-5541 in the wild and no public exploit code.

All Vmware Fusion vulnerabilities

Sources

Also known as GHSA-w3wx-jc54-pqp4.

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