← All Advisories

ProSoft ICX35-HWC Authentication Bypass in Web Interface Scores 9.1

Last refreshed2026-09-26

Status: UPDATED  |  Advisory ID: CVE-2017-20235

Key Details

CVECVE-2017-20235
CVSS Score / Version9.1 (Critical) / CVSS v3.1
Updated2026-09-24
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is none.
Affected productsprosoft-technology ICX35-HWC Firmware
Classified asCWE-287 (Improper Authentication)
Exploitation prediction (EPSS)0.45% probability of exploitation in the next 30 days (37% percentile) -- FIRST.org's EPSS model.

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
prosoft-technologyICX35-HWC Firmware
SubsystemsGeneral OT
SectorsMultiple

What to Know

ProSoft Technology ICX35-HWC version 1.3 and prior cellular gateways contain an authentication bypass vulnerability in the web user interface that allows unauthenticated attackers to gain access to administrative functions without valid credentials. Attackers can bypass the authentication mechanism in affected firmware versions to obtain full administrative access to device configuration and settings.

What to Do

Monitor prosoft-technology's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2017-20235
CVEhttps://www.cve.org/CVERecord?id=CVE-2017-20235
Vendor advisoryhttps://assets.belden.com/m/1281cac2c9e90abf/original/Security-Bulletin-Authentication-Security-ProSoft-ICX35-BSECV-2017-09.pdf