CVE-2021-40996

CRITICALCVSS 9.8/10EPSS 1.70%

Last modified

CVE-2021-40996 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): ClearPass Policy Manager 6.10.x prior to 6.10.2 - - ClearPass Policy Manager 6.9.x prior to 6.9.7-HF1 - - ClearPass Policy Manager 6.8.x prior to 6.8.9-HF1. Aruba has released patches for ClearPass Policy Manager that address this security vulnerability.. EPSS estimates a 1.70% chance of exploitation in the next 30 days.

Description

A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): ClearPass Policy Manager 6.10.x prior to 6.10.2 - - ClearPass Policy Manager 6.9.x prior to 6.9.7-HF1 - - ClearPass Policy Manager 6.8.x prior to 6.8.9-HF1. Aruba has released patches for ClearPass Policy Manager that address this security vulnerability.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
1.70%

74.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
ArubanetworksClearpass Policy Manager>= 6.8.0, < 6.8.9
ArubanetworksClearpass Policy Manager>= 6.9.0, < 6.9.7
ArubanetworksClearpass Policy Manager>= 6.10.0, < 6.10.2
ArubanetworksClearpass Policy Manager6.8.9
ArubanetworksClearpass Policy Manager6.9.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-40996?
A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): ClearPass Policy Manager 6.10.x prior to 6.10.2 - - ClearPass Policy Manager 6.9.x prior to 6.9.7-HF1 - - ClearPass Policy Manager 6.8.x prior to 6.8.9-HF1. Aruba has released patches for ClearPass Policy Manager that address this security vulnerability.
How severe is CVE-2021-40996?
CVE-2021-40996 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.70% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40996?
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-2021-40996?

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

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Source: NVD / NIST