CVE-2025-15017

HIGH
7
CVSS Score
Published: December 31, 2025 at 07:44 AM UTC
Updated: June 17, 2026 at 08:36 AM UTC
11 products affected across 1 vendorNPort 5100A SeriesNPort 5600 SeriesNPort 5400 Series

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Severity
HIGH7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A vulnerability exists in serial device servers where active debug code remains enabled in the UART interface. An attacker with physical access to the device can directly connect to the UART interface and, without authentication, user interaction, or execution conditions, gain unauthorized access to internal debug functionality. Exploitation is low complexity and allows an attacker to execute privileged operations and access sensitive system resources, resulting in a high impact to the confidentiality, integrity, and availability of the affected device. No security impact to external or dependent systems has been identified.

Affected

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7HIGHMoxa
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-489

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