How severe is CVE-2017-5263?

CVE-2017-5263 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-5263 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-5263?

CVE-2017-5263 primarily affects Cambiumnetworks Cnpilot R190v Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-5263?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-5263 published?

CVE-2017-5263 was published on 2017-12-20 and last updated on 2026-06-17.

CVE-2017-5263

CVE-2017-5263 is a high-severity vulnerability in Cambiumnetworks Cnpilot R190v Firmware with a CVSS 3.x base score of 8.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: High (CVSS 3.x base score 8.0)
CVSS v2: 5.4
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Cambiumnetworks Cnpilot R190v Firmware
Published: 2017-12-20
Last modified: 2026-06-17

Description

Versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware lack CSRF controls that can mitigate the effects of CSRF attacks, which are most typically implemented as randomized per-session tokens associated with any web application function, especially destructive ones.

Frequently asked questions

What is CVE-2017-5263?: Versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware lack CSRF controls that can mitigate the effects of CSRF attacks, which are most typically implemented as randomized per-session tokens associated with any web application function, especially destructive ones.
How severe is CVE-2017-5263?: CVE-2017-5263 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-5263 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-5263?: CVE-2017-5263 primarily affects Cambiumnetworks Cnpilot R190v Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-5263?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-5263 published?: CVE-2017-5263 was published on 2017-12-20 and last updated on 2026-06-17.

References

https://blog.rapid7.com/2017/12/19/r7-2017-25-cambium-epmp-and-cnpilot-multiple-vulnerabilities/

Affected products (5)

cpe:2.3:o:cambiumnetworks:cnpilot_r190v_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cambiumnetworks:cnpilot_e410_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cambiumnetworks:cnpilot_r190n_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cambiumnetworks:cnpilot_e400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cambiumnetworks:cnpilot_e600_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Cambiumnetworks Cnpilot R190v Firmware

CVE-2017-5261 — High (CVSS 8.8): In versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware, the 'ping' and 'traceroute' functions of the web…
CVE-2017-5260 — High (CVSS 8.8): In versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware, although the option to access the configuration…
CVE-2017-5259 — High (CVSS 8.8): In versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware, an undocumented, root-privilege administration web…
CVE-2017-5262 — High (CVSS 8.0): In versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware, the SNMP read-only (RO) community string has…

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