CVE-2021-21981
7.8 · HIGHOverview
CVE-2021-21981 is a high-severity vulnerability affecting broadcom vmware_nsx-t_data_center. It was published on April 19, 2021 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
VMware NSX-T contains a privilege escalation vulnerability due to an issue with RBAC (Role based access control) role assignment. Successful exploitation of this issue may allow attackers with local guest user account to assign privileges higher than their own permission level.
Remediation
Check the references section for vendor advisories and patches from broadcom. Update vmware_nsx-t_data_center 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 |
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Frequently Asked Questions
What is CVE-2021-21981?
CVE-2021-21981 is a high-severity vulnerability affecting broadcom vmware_nsx-t_data_center. It was published on April 19, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2021-21981?
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-2021-21981?
Check the references section for vendor advisories and patches from broadcom. Update vmware_nsx-t_data_center 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-2021-21981?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-21981 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.
Automated penetration testing that runs continuously, not just quarterly.
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