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Rewterz Threat Advisory – CVE-2021-21981 – VMware NSX-T Vulnerability

Severity

Medium

Analysis Summary

CVE-2021-21981

VMware NSX-T allows an attacker with a local guest user account to assign privileges higher than their own permission level. The attacker can exploit the RBAC (Role-based access control) role assignment to gain privilege escalation. The vulnerability is exploited through a local guest user account and is not activated by default.

Impact

Privilege Escalation

Affected Vendors

VMware

Affected Products

VMware NSX-T

Remediation

Patches to remedy this vulnerability are available at

https://kb.vmware.com/s/article/83047

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