CVE-2017-5859

CVE-2017-5859 is a critical-severity vulnerability in Cambiumnetworks Cnpilot R200 Series Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

On Cambium Networks cnPilot R200/201 devices before 4.3, there is a vulnerability involving the certificate of the device and its RSA keys, aka RBN-183.

Frequently asked questions

What is CVE-2017-5859?
On Cambium Networks cnPilot R200/201 devices before 4.3, there is a vulnerability involving the certificate of the device and its RSA keys, aka RBN-183.
How severe is CVE-2017-5859?
CVE-2017-5859 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-5859 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-5859?
CVE-2017-5859 affects Cambiumnetworks Cnpilot R200 Series Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-5859?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-5859 published?
CVE-2017-5859 was published on 2017-03-10 and last updated on 2026-06-17.

References

Affected products (1)