CVE-2021-47662 Unauthenticated remote shutdown of the cobot
Unauthenticated remote attackers can shut down Franka Emika robots via HTTPS due to missing authorization, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-47662?
CVE-2021-47662 is a high-severity missing authorization vulnerability in Franka Emika Robot, published on 24 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Due to missing authorization an unauthenticated remote attacker can cause a DoS attack by connecting via HTTPS and triggering the shutdown button.
Weakness: CWE-862
Which versions are affected by CVE-2021-47662?
How do I fix CVE-2021-47662?
No fix has been published for CVE-2021-47662 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-2021-47662 being exploited?
There is no known exploitation of CVE-2021-47662 in the wild and no public exploit code.
Sources
Also known as GHSA-c466-pgm8-c4p5.