CVE-2017-20235 PUBLISHED

ProSoft Technology ICX35-HWC Authentication Bypass

Assigner: VulnCheck
Reserved: 03.04.2026 Published: 03.04.2026 Updated: 03.04.2026

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.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	None

CVSS 3.1

CVSS Vector: 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
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	ProSoft Technology
Product	ICX35-HWC Cellular Gateway
Versions	Default: affected affected from 0 to 1.0 (incl.) affected from 0 to 1.1 (incl.) affected from 0 to 1.1d (incl.) affected from 0 to 1.2.x (incl.) Version 1.3 is unaffected

References

Problem Types

Improper Authentication (CWE-287) CWE