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CVE-2021-21981

HIGHCVSS 7.8/10EPSS 0.22%

Last modified

CVE-2021-21981 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.22%

12.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BroadcomVmware Nsx-T Data Center3.1.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21981?
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.
How severe is CVE-2021-21981?
CVE-2021-21981 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21981?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21981?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST