CVE-2021-44425 Missing authorization in n/a

Medium 6.5 Published Updated

Attackers on the local network can access the AnyDesk tunneling protocol stack and remote destinations due to an unnecessarily open port when tunneling is enabled.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-44425?

CVE-2021-44425 is a medium-severity missing authorization vulnerability in n/a, published on 12 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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).

Which versions are affected by CVE-2021-44425?

It affects 1 product.

Products include Anydesk Anydesk.

How do I fix CVE-2021-44425?

No fix has been published for CVE-2021-44425 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-44425 being exploited?

There is no known exploitation of CVE-2021-44425 in the wild and no public exploit code.

Sources

Also known as GHSA-rgr5-hjh7-p6gp.

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