CVE-2023-34046

low-risk

Published 2023-10-20

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.

Do I need to act?

0.14% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.7/10 Medium

LOCAL / HIGH complexity

Affected Products (1)

Fusion

Affected Vendors

Vmware

References (2)

Vendor Advisory https://www.vmware.com/security/advisories/VMSA-2023-0022.html

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low-risk

Severity 17/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal