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CVE-2017-20236

Prosoft-technology Icx35-hwc Firmware command injection

9.8 CRITICALEPSS 0.68%
  1. Published3 Apr 2026

Description

ProSoft Technology ICX35-HWC versions 1.3 and prior cellular gateways contain an input validation vulnerability in the web user interface that allows remote attackers to inject and execute system commands by submitting malicious input through unvalidated fields. Attackers can exploit this vulnerability to gain root privileges and execute arbitrary commands on the device through the accessible web interface.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Prosoft-technology Icx35-hwc Firmware< 1.3

Remediation

Fixed in
Prosoft-technology Icx35-hwc Firmware≥ 1.3

References

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Frequently asked

Is CVE-2017-20236 being actively exploited?

CVE-2017-20236 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.68%.

How severe is CVE-2017-20236?

CVE-2017-20236 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.68% probability of exploitation.

Which products are affected by CVE-2017-20236?

Affected products include Prosoft-technology Icx35-hwc Firmware.

How do I fix CVE-2017-20236?

Upgrade affected software to a fixed version, for example Prosoft-technology Icx35-hwc Firmware 1.3 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2017-20236 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.