CVE-2025-3659
Improper authentication handling for Digi PortServer TS; Digi One SP, SP IA, IA; Digi One IAP
- Published
- Updated
- Reserved
- Assigned by
- Digi
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| DigiCNA (assigner) | 4.0 | Critical9.4 | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L |
| NVDNVD · Deferred | 4.0 | Critical9.4 | CVSS:4.0/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 |
- EPSS (exploitation in 30 days)
- 0.32% · top 75% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.4.
Weakness
Affected products
Digi International · Digi PortServer TS
- affected ≤ 82000747_AA
Digi International · Digi One SP/Digi One SP IA/Digi One IA
- affected ≤ 82000774_Z
Digi International · Digi One IAP
- affected ≤ 82000770 Z
References (4)
- https://hub.digi.com/support/products/infrastructure-management/digi-portserver-ts/ (opens in a new tab)patch
- https://hub.digi.com/support/products/infrastructure-management/digi-one-sp-ia/ (opens in a new tab)patch
- https://hub.digi.com/support/products/infrastructure-management/digi-one-iap-haz/ (opens in a new tab)patch
- https://www.digi.com/getattachment/Resources/Security/Alerts/Improper-authentication-handling-for-Digi-PortServ/improper-authentication-handling.pdf (opens in a new tab)vendor-advisory
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-3659)Record last updated .