What is the severity of CVE-2021-23155?

The severity of CVE-2021-23155 is considered high due to its potential to allow man-in-the-middle attacks.

What are the affected versions in CVE-2021-23155?

CVE-2021-23155 affects Gallagher Command Centre Mobile Client for Android versions 8.50 and earlier, as well as versions 8.60 below 8.60.065.

Is my device vulnerable to CVE-2021-23155?

If you are using Gallagher Command Centre Mobile Client for Android prior to version 8.60.065 or version 8.50 or lower, your device is vulnerable to CVE-2021-23155.

What type of attack does CVE-2021-23155 enable?

CVE-2021-23155 enables a man-in-the-middle attack, allowing an unauthorized party to impersonate the legitimate Command Centre Server.

Vulnerability/
CVE-2021-23155

critical

CWE

295 296

18/11/2021

17/9/2024

CVE-2021-23155

Q: How do I fix CVE-2021-23155?

To fix CVE-2021-23155, upgrade the Gallagher Command Centre Mobile Client for Android to version 8.60.065 or higher.

First published: Thu Nov 18 2021(Updated: )

Improper validation of the cloud certificate chain in Mobile Client allows man-in-the-middle attack to impersonate the legitimate Command Centre Server. This issue affects: Gallagher Command Centre Mobile Client for Android 8.60 versions prior to 8.60.065; version 8.50 and prior versions.

Credit: disclosures@gallagher.com

Affected Software	Affected Version	How to fix
Gallagher Command Centre Mobile Connect	<=8.50
Gallagher Command Centre Mobile Connect	>=8.60<8.60.065

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Reference Links

https://security.gallagher.com/Security-Advisories/CVE-2021-23155

Frequently Asked Questions

What is the severity of CVE-2021-23155?
The severity of CVE-2021-23155 is considered high due to its potential to allow man-in-the-middle attacks.
How do I fix CVE-2021-23155?
To fix CVE-2021-23155, upgrade the Gallagher Command Centre Mobile Client for Android to version 8.60.065 or higher.
What are the affected versions in CVE-2021-23155?
CVE-2021-23155 affects Gallagher Command Centre Mobile Client for Android versions 8.50 and earlier, as well as versions 8.60 below 8.60.065.
Is my device vulnerable to CVE-2021-23155?
If you are using Gallagher Command Centre Mobile Client for Android prior to version 8.60.065 or version 8.50 or lower, your device is vulnerable to CVE-2021-23155.
What type of attack does CVE-2021-23155 enable?
CVE-2021-23155 enables a man-in-the-middle attack, allowing an unauthorized party to impersonate the legitimate Command Centre Server.

agent/weakness
agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/severity
agent/author
agent/last-modified-date
agent/references
agent/description
agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/gallagher
canonical/gallagher command centre mobile connect
version/gallagher command centre mobile connect/8.50
version/gallagher command centre mobile connect/8.60

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