CVE-2017-20235
ProSoft Technology ICX35-HWC cellular gateways version 1.3 and earlier contain an authentication bypass in their web interface. An unauthenticated attacker can exploit this flaw to gain full administrative access to the device without needing valid credentials. The vulnerability is rated critical with a CVSS base score of 9.3.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
Users of ProSoft Technology ICX35-HWC firmware version 1.3 or prior.
Real-world impact
An attacker could reconfigure the gateway, disrupt communications, or use the device as a foothold for further network attacks.
Why this severity
The CVSS score reflects a network‑reachable attack with low complexity, no privileges or user interaction required, and high impact on confidentiality and integrity.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Apr 3, 2026 · Apr 3, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 21, 2026 · 15d agoAdvisory updatedThe NVD record was last revised.
How it’s attacked
References & advisories
- assets.belden.com/m/1281cac2c9e90abf/original…vendor advisory
- vulncheck.com/advisories/prosoft-technolo…third party advisory