What is CVE-2020-3948?

CVE-2020-3948 is a high-severity vulnerability in Vmware Fusion, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2020-03-16.

How severe is CVE-2020-3948?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Vmware Fusion

CVE-2020-3948

Linux Guest VMs running on VMware Workstation (15.x before 15.5.2) and Fusion (11.x before 11.5.2) contain a local privilege escalation vulnerability due to improper file permissions in Cortado Thinprint. Local attackers with non-administrative access to a Linux guest VM with virtual printing enabled may exploit this issue to elevate their privileges to root on the same guest VM.

EPSS: 0.003 (20.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Vmware Fusion — versions 11.x before 11.5.2
Vmware Workstation — versions 15.x before 15.5.2

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

security@vmware.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3948?: CVE-2020-3948 is a high-severity vulnerability in Vmware Fusion, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2020-03-16.
How severe is CVE-2020-3948?: High severity. CVSS v3 base score is 7.8 out of 10.