CVE-2020-3948
7.8 · HIGHOverview
CVE-2020-3948 is a high-severity vulnerability affecting vmware fusion. It was published on March 16, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from vmware. Update fusion to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| vmware | fusion | >= 11.0.0, < 11.5.2 | Affected |
| vmware | workstation | >= 15.0.0, < 15.5.2 | Affected |
Frequently Asked Questions
What is CVE-2020-3948?
CVE-2020-3948 is a high-severity vulnerability affecting vmware fusion. It was published on March 16, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2020-3948?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-3948?
Check the references section for vendor advisories and patches from vmware. Update fusion to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-3948?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-3948 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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