Digi International Digi PortServer TS HTTP POST Request improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Digi International Digi PortServer TS, Digi One SP, Digi One SP IA, Digi One IA and Digi One IAP. It has been rated as critical. Impacted is an unknown function of the component HTTP POST Request Handler. The manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2025-3659. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Digi International Digi PortServer TS, Digi One SP, Digi One SP IA, Digi One IA and Digi One IAP. It has been rated as critical. This issue affects an unknown function of the component HTTP POST Request Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is integrity. The summary by CVE is:

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.

The identification of this vulnerability is CVE-2025-3659 since 04/15/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-14274). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/15/2025 🔍
05/12/2025 +27 days 🔍
05/12/2025 +0 days 🔍
05/13/2025 +1 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2025-3659 (🔍)
GCVE (CVE): GCVE-0-2025-3659
GCVE (VulDB): GCVE-100-308357
EUVD: 🔍

Entryinfo

Created: 05/12/2025 22:48
Updated: 05/13/2025 03:00
Changes: 05/12/2025 22:48 (63), 05/13/2025 03:00 (1)
Complete: 🔍
Cache ID: 216::103

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