CVE-2017-5260 Missing authorization in cnPilot
Low-privilege users can access sensitive configuration files via direct URL reference, bypassing intended 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-2017-5260?
CVE-2017-5260 is a high-severity missing authorization vulnerability in Cambium Networks cnPilot, published on 20 Dec 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware, although the option to access the configuration file is not available in the normal web administrative console for the 'user' account, the configuration file is accessible via direct object reference (DRO) at http://<device-ip-or-hostname>/goform/down_cfg_file by this otherwise low privilege 'user' account.
Which versions are affected by CVE-2017-5260?
It affects 5 products.
Products include Cambiumnetworks Cnpilot E400 Firmware, Cambiumnetworks Cnpilot E410 Firmware, Cambiumnetworks Cnpilot E600 Firmware, Cambiumnetworks Cnpilot R190n Firmware, Cambiumnetworks Cnpilot R190v Firmware.
How do I fix CVE-2017-5260?
No fix has been published for CVE-2017-5260 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-2017-5260 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-5260 exists.
Public exploit code: 1 Metasploit module.
Other vulnerabilities in Cambium Networks cnPilot
Sources
Also known as GHSA-953p-8577-4q9f.