What is the severity of CVE-2021-40997?

CVE-2021-40997 has been rated as a high severity vulnerability due to its ability to allow remote authentication bypass.

How do I fix CVE-2021-40997?

To remediate CVE-2021-40997, upgrade Aruba ClearPass Policy Manager to version 6.10.2, 6.9.7-HF1, or 6.8.9-HF1 or later.

Which versions of Aruba ClearPass Policy Manager are affected by CVE-2021-40997?

CVE-2021-40997 affects ClearPass Policy Manager versions 6.10.x prior to 6.10.2, 6.9.x prior to 6.9.7-HF1, and 6.8.x prior to 6.8.9-HF1.

Can CVE-2021-40997 be exploited remotely?

Yes, CVE-2021-40997 can be exploited remotely, allowing attackers to bypass authentication.

Is there a patch available for CVE-2021-40997?

Yes, Aruba has released patches for CVE-2021-40997 in the updated versions of ClearPass Policy Manager.

Vulnerability/
CVE-2021-40997

critical

9.8

15/10/2021

4/8/2024

CVE-2021-40997

First published: Fri Oct 15 2021(Updated: )

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.

Credit: security-alert@hpe.com

Affected Software	Affected Version	How to fix
Aruba ClearPass Policy Manager	>=6.8.0<6.8.9
Aruba ClearPass Policy Manager	>=6.9.0<6.9.7
Aruba ClearPass Policy Manager	>=6.10.0<6.10.2
Aruba ClearPass Policy Manager	=6.8.9
Aruba ClearPass Policy Manager	=6.9.7

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Reference Links

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-018.txt

Frequently Asked Questions

What is the severity of CVE-2021-40997?
CVE-2021-40997 has been rated as a high severity vulnerability due to its ability to allow remote authentication bypass.
How do I fix CVE-2021-40997?
To remediate CVE-2021-40997, upgrade Aruba ClearPass Policy Manager to version 6.10.2, 6.9.7-HF1, or 6.8.9-HF1 or later.
Which versions of Aruba ClearPass Policy Manager are affected by CVE-2021-40997?
CVE-2021-40997 affects ClearPass Policy Manager versions 6.10.x prior to 6.10.2, 6.9.x prior to 6.9.7-HF1, and 6.8.x prior to 6.8.9-HF1.
Can CVE-2021-40997 be exploited remotely?
Yes, CVE-2021-40997 can be exploited remotely, allowing attackers to bypass authentication.
Is there a patch available for CVE-2021-40997?
Yes, Aruba has released patches for CVE-2021-40997 in the updated versions of ClearPass Policy Manager.

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vendor/arubanetworks
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version/aruba clearpass policy manager/6.9.0
version/aruba clearpass policy manager/6.10.0
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version/aruba clearpass policy manager/6.9.7

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