No exploitation reportedFix available

CVE-2019-5540

Q: Is CVE-2019-5540 actively exploited?

Active exploitation of CVE-2019-5540 has not been confirmed. Its EPSS score was 1.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2019-5540?

CVE-2019-5540 has a CVSS v3 base score of 7.7 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

No exploitation reported by the sources we read.

Published2019-11-20
Fixed in11.5.1
WeaknessCWE-401

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

VMware Workstation (15.x before 15.5.1) and Fusion (11.x before 11.5.1) contain an information disclosure vulnerability in vmnetdhcp. Successful exploitation of this issue may allow an attacker on a guest VM to disclose sensitive information by leaking memory from the host process.

Timeline

dates in UTC

2019-11-2016:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-5540?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-5540?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Vmware fusionversion to verify

Branch	Affected	Fixed in	Source
11.x	≥ 11.0.0, < 11.5.1	11.5.1	NVD

Vmware workstation

Branch	Affected	Fixed in	Source
15.x	≥ 15.0.0, < 15.5.1	15.5.1	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Vmware fusion to 11.5.1

Advisories and patches

www.vmware.comPatch · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.7read 2026-10-23
NVDCVSS 2.04read 2026-10-23
NVDweakness (CWE)CWE-401read 2026-10-23
FIRST EPSSEPSS score1.2 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Published: 2019-11-20
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-5540?

Is CVE-2019-5540 actively exploited?

Active exploitation of CVE-2019-5540 has not been confirmed. Its EPSS score was 1.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-5540?

CVE-2019-5540 has a CVSS v3 base score of 7.7 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

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