What is CVE-2021-44425?

CVE-2021-44425 is an issue discovered in AnyDesk before 6.2.6 and 6.3.x before 6.3.3, which allows unauthorized access to a local machine's AnyDesk tunneling.

How does CVE-2021-44425 affect AnyDesk?

CVE-2021-44425 affects AnyDesk versions before 6.2.6 and 6.3.x before 6.3.3 by exposing an unnecessarily open listening port on a machine, allowing unauthorized access to the local machine's AnyDesk tunneling.

What is the severity of CVE-2021-44425?

CVE-2021-44425 has a severity level of medium, with a severity value of 6.5.

How can I fix CVE-2021-44425?

To fix CVE-2021-44425, update AnyDesk to version 6.2.6 or later, or version 6.3.3 or later for the 6.3.x series.

Where can I find more information about CVE-2021-44425?

More information about CVE-2021-44425 can be found on the official AnyDesk website (https://anydesk.com/en/downloads/windows) or the Argus Security website (https://argus-sec.com/discovering-tunneling-service-security-flaws-in-anydesk-remote-application/).

Vulnerability/
CVE-2021-44425

medium

6.5

12/9/2022

4/8/2024

CVE-2021-44425

First published: Mon Sep 12 2022(Updated: )

An issue was discovered in AnyDesk before 6.2.6 and 6.3.x before 6.3.3. An unnecessarily open listening port on a machine in the LAN of an attacker, opened by the Anydesk Windows client when using the tunneling feature, allows the attacker unauthorized access to the local machine's AnyDesk tunneling protocol stack (and also to any remote destination machine software that is listening to the AnyDesk tunneled port).

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
AnyDesk AnyDesk	<6.2.6
AnyDesk AnyDesk	>=6.3.0<6.3.3

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Frequently Asked Questions

What is CVE-2021-44425?
CVE-2021-44425 is an issue discovered in AnyDesk before 6.2.6 and 6.3.x before 6.3.3, which allows unauthorized access to a local machine's AnyDesk tunneling.
How does CVE-2021-44425 affect AnyDesk?
CVE-2021-44425 affects AnyDesk versions before 6.2.6 and 6.3.x before 6.3.3 by exposing an unnecessarily open listening port on a machine, allowing unauthorized access to the local machine's AnyDesk tunneling.
What is the severity of CVE-2021-44425?
CVE-2021-44425 has a severity level of medium, with a severity value of 6.5.
How can I fix CVE-2021-44425?
To fix CVE-2021-44425, update AnyDesk to version 6.2.6 or later, or version 6.3.3 or later for the 6.3.x series.
Where can I find more information about CVE-2021-44425?
More information about CVE-2021-44425 can be found on the official AnyDesk website (https://anydesk.com/en/downloads/windows) or the Argus Security website (https://argus-sec.com/discovering-tunneling-service-security-flaws-in-anydesk-remote-application/).

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canonical/anydesk anydesk
version/anydesk anydesk/6.3.0

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