CVE-2023-34046

VMware Fusion TOCTOU local privilege escalation vulnerability

At a glance

Severity
MEDIUM 6.7
EPSS
EPSS 0.13 % · percentile 3 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
vmware
NVD status
Modified

Description

VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) vulnerability that occurs during installation for the first time (the user needs to drag or copy the application to a folder from the '.dmg' volume) or when installing an upgrade. A malicious actor with local non-administrative user privileges may exploit this vulnerability to escalate privileges to root on the system where Fusion is installed or being installed for the first time.

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.7CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:Hvmware
CVSS 3.1MEDIUM 6.7CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HNVD · security@vmware.com (Secondary)
CVSS 3.1HIGH 7.0CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
VMware · Fusionaffected 13.x < 13.5

References

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD