CVE-2017-20235

critical · 9.3

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.

9.3

CVSS

0.5%

EPSS (exploit prob.)

39th

EPSS percentile

2026-04-03

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-287

Affected products

Vendor	Product	Affected versions
prosoft-technology	icx35-hwc_firmware	< 1.3
prosoft-technology	icx35-hwc	all versions

Check a specific version with /api/v1/cve/match.

References

https://assets.belden.com/m/1281cac2c9e90abf/original/Security-Bulletin-Authentication-Security-ProSoft-ICX35-BSECV-2017-09.pdf
https://www.vulncheck.com/advisories/prosoft-technology-icx35-hwc-authentication-bypass

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2017-20235