CVE-2025-9315 PUBLISHED

Unauthenticated Device Registration Vulnerability in MXsecurity Series

Assigner: Moxa
Reserved: 21.08.2025 Published: 10.12.2025 Updated: 10.12.2025

An unauthenticated device registration vulnerability, caused by Improperly Controlled Modification of Dynamically-Determined Object Attributes, has been identified in the MXsecurity Series. An unauthenticated remote attacker can exploit this vulnerability by sending a specially crafted JSON payload to the device's registration endpoint /api/v1/devices/register, allowing the attacker to register unauthorized devices without authentication. Although exploiting this vulnerability has limited modification of data, there is no impact to the confidentiality and availability of the affected device, as well as no loss of confidentiality, integrity, and availability within any subsequent systems.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 6.3

Product Status

Vendor Moxa
Product MXsecurity Series
Versions Default: unaffected
  • affected from 1.0 to 2.3.0 (incl.)
  • Version 2.3.1 is unaffected

Solutions

Software v2.3.1 or later

(download from Moxa Software Licensing System https://netsecuritylicense.moxa.com/Account/Login )

Credits

  • Leo Lin finder

References

Problem Types

  • CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes CWE

Impacts

  • CAPEC-77: Manipulating User-Controlled Variables