What is the severity of CVE-2021-23167?

CVE-2021-23167 is considered a high severity vulnerability due to the potential for man-in-the-middle attacks.

How do I fix CVE-2021-23167?

To fix CVE-2021-23167, upgrade Gallagher Command Centre to version 8.50.2048 or later, or to version 8.40.2063 or later.

What versions of Gallagher Command Centre are affected by CVE-2021-23167?

CVE-2021-23167 affects Gallagher Command Centre versions prior to 8.50.2048, 8.40.2063, and 8.30.1454.

What type of attack does CVE-2021-23167 expose users to?

CVE-2021-23167 exposes users to man-in-the-middle attacks that can lead to the retrieval of sensitive information.

Is a patch available for CVE-2021-23167?

Yes, a patch is available and users can resolve CVE-2021-23167 by updating to the recommended software versions.

Vulnerability/
CVE-2021-23167

high

8.1

CWE

295

15/11/2021

3/8/2024

CVE-2021-23167

First published: Mon Nov 15 2021(Updated: )

Improper certificate validation vulnerability in SMTP Client allows man-in-the-middle attack to retrieve sensitive information from the Command Centre Server. This issue affects: Gallagher Command Centre 8.50 versions prior to 8.50.2048 (MR3); 8.40 versions prior to 8.40.2063 (MR4); 8.30 versions prior to 8.30.1454 (MR4) ; version 8.20 and prior versions.

Credit: disclosures@gallagher.com

Affected Software	Affected Version	How to fix
Gallagher Command Centre	<=8.20
Gallagher Command Centre	>=8.30<8.30.1454
Gallagher Command Centre	>=8.40<8.40.2063
Gallagher Command Centre	>=8.50<8.50.2048

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Reference Links

https://security.gallagher.com/Security-Advisories/CVE-2021-23167

Frequently Asked Questions

What is the severity of CVE-2021-23167?
CVE-2021-23167 is considered a high severity vulnerability due to the potential for man-in-the-middle attacks.
How do I fix CVE-2021-23167?
To fix CVE-2021-23167, upgrade Gallagher Command Centre to version 8.50.2048 or later, or to version 8.40.2063 or later.
What versions of Gallagher Command Centre are affected by CVE-2021-23167?
CVE-2021-23167 affects Gallagher Command Centre versions prior to 8.50.2048, 8.40.2063, and 8.30.1454.
What type of attack does CVE-2021-23167 expose users to?
CVE-2021-23167 exposes users to man-in-the-middle attacks that can lead to the retrieval of sensitive information.
Is a patch available for CVE-2021-23167?
Yes, a patch is available and users can resolve CVE-2021-23167 by updating to the recommended software versions.

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