CVE-2023-1749 CVE-2023-1749
Attackers with a valid device ID can execute unauthorized actions on Nexx Smart Home devices due to missing access controls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-1749?
CVE-2023-1749 is a medium-severity missing authorization vulnerability in Nexx Garage Door Controller NXG-100B, NXG-200, published on 4 Apr 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The listed versions of Nexx Smart Home devices lack proper access control when executing actions. An attacker with a valid NexxHome deviceId could send API requests that the affected devices would execute.
Weakness: CWE-639
Which versions are affected by CVE-2023-1749?
It affects 4 products.
Products include Getnexx Nxal-100 Firmware, Getnexx Nxg-100b Firmware, Getnexx Nxg-200 Firmware, Getnexx Nxpg-100w Firmware.
How do I fix CVE-2023-1749?
No fix has been published for CVE-2023-1749 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-2023-1749 being exploited?
There is no known exploitation of CVE-2023-1749 in the wild and no public exploit code.
Other vulnerabilities in Nexx Garage Door Controller NXG-100B, NXG-200
Sources
Also known as GHSA-83x8-hvhg-cvg7.