CVE-2025-55038 - CVE House
Back to Database
Status published High CVE-2025-55038

AutomationDirect CLICK PLUS Missing Authorization

Vulnerability Description

An authorization bypass vulnerability has been discovered in the Click Plus C2-03CPU2 device firmware version 3.60. Through the KOPR protocol utilized by the Remote PLC application, authenticated users with low-level access permissions can exploit this vulnerability to read and modify PLC variables beyond their intended authorization level.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-55038

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Luca Borzacchiello and Diego Zaffaroni of Nozomi Networks reported these vulnerabilities to Automation Direct.

Affected Vendor

AutomationDirect

View all reports →

Affected Software

CLICK PLUS C0-0x CPU firmware, CLICK PLUS C0-1x CPU firmware, CLICK PLUS C2-x CPU firmware
Vulnerable Versions:
0

Timeline

Official Publish: September 23rd, 2025
Last Modified: September 24th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Weaknesses (CWE)