CVE-2017-4950

Name: CVE-2017-4950
Creator: NVD / NIST
Published: 2018-01-11T14:29:00.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.38%

Last modified Jun 17, 2026

CVE-2017-4950 is a vulnerability of currently unknown severity. VMware Workstation and Fusion contain an integer overflow vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may lead to an out-of-bound read which can then be used to execute code on the host in conjunction with other issues. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

VMware Workstation and Fusion contain an integer overflow vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may lead to an out-of-bound read which can then be used to execute code on the host in conjunction with other issues. Note: IPv6 mode for VMNAT is not enabled by default.

Metrics

EPSS Probability

0.38%

29.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Vmware	Fusion	>= 8.0, < 8.5.10
Vmware	Fusion	>= 10.0, < 10.1.1
Vmware	Workstation	>= 12.0, < 12.5.9
Vmware	Workstation	>= 14.0, < 14.1.1

References

http://www.securityfocus.com/bid/102490Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040161Third Party Advisory, VDB Entry
https://www.vmware.com/security/advisories/VMSA-2018-0005.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/102490Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040161Third Party Advisory, VDB Entry
https://www.vmware.com/security/advisories/VMSA-2018-0005.htmlPatch, Vendor Advisory

Timeline

Published: Jan 11, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-4950?

How severe is CVE-2017-4950?

Severity scoring for CVE-2017-4950 is pending analysis. The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2017-4950?

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-2017-4950?

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

Scan your code now

Source: NVD / NIST