CVE-2019-5527

Name: CVE-2019-5527
Creator: NVD / NIST
Published: 2019-10-10T17:15:18.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2019-5527 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. ESXi, Workstation, Fusion, VMRC and Horizon Client contain a use-after-free vulnerability in the virtual sound device. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 8.5.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

ESXi, Workstation, Fusion, VMRC and Horizon Client contain a use-after-free vulnerability in the virtual sound device. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 8.5.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability

0.30%

21.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Vmware	Horizon	< 5.2.0
Vmware	Remote Console	>= 10.0.0, < 10.0.5
Vmware	Workstation	>= 15.0.0, < 15.5.0
Vmware	Fusion	>= 11.0.0, < 11.5.0
Vmware	Esxi	6.0
Vmware	Esxi	6.5
Vmware	Esxi	6.7

References

https://www.vmware.com/security/advisories/VMSA-2019-0014.htmlVendor Advisory
https://www.vmware.com/security/advisories/VMSA-2019-0014.htmlVendor Advisory

Timeline

Published: Oct 10, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-5527?

How severe is CVE-2019-5527?

CVE-2019-5527 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2019-5527?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-5527?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST