CVE-2025-3659 – Digi PortServer TS/Digi One SP/Digi One IA/Digi One IAP HTTP Authentication Bypass

The following table lists the changes that have been made to the
CVE-2025-3659 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by e8a6bb0b-e373-42b1-a5de-93e314325576

    May. 12, 2025

    Action Type Old Value New Value
    Added Description Improper authentication handling was identified in a set of HTTP POST requests affecting the following product families:

    * Digi PortServer TS – prior to and including 82000747_AA, build date 06/17/2022

    * Digi One SP/Digi One SP IA/Digi One IA – prior to and including 82000774_Z, build date 10/19/2020

    * Digi One IAP – prior to and including 82000770 Z, build date 10/19/2020

    A specially crafted POST request to the device’s web interface may allow an unauthenticated attacker to modify configuration settings.

    Added CVSS V4.0 AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L/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
    Added CWE CWE-287
    Added Reference https://hub.digi.com/support/products/infrastructure-management/digi-one-iap-haz/
    Added Reference https://hub.digi.com/support/products/infrastructure-management/digi-one-sp-ia/
    Added Reference https://hub.digi.com/support/products/infrastructure-management/digi-portserver-ts/
    Added Reference https://www.digi.com/getattachment/Resources/Security/Alerts/Improper-authentication-handling-for-Digi-PortServ/improper-authentication-handling.pdf
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