High – 7.1
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

PT-2026-13: Process termination caused by the command with non-standard length of a data block in Yokogawa Centum VP

Error type:

  • CWE-130:Improper Handling of Length Parameter Inconsistency

Vulnerability vector:

  • Base vulnerability score (CVSSv4.0): CVSS:4.0/ AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

  • Severity (CVSSv4.0): 7.1 (High)

Description:

The vulnerability was identified in Centum VP, versions R1.07.00 or earlier

The discovered vulnerability allows an attacker to terminate the ywnvpcore process by delivering a VnetIP message with command that contains a non‑standard data block length.

Vulnerability status: Confirmed by vendor

Date of vulnerability remediation: 13.02.2026

Recommendations:

  • Update to version R1.08.00 or higher

Additional information:

Researcher: Demid Uzenkov (Positive Technologies)

Identifiers:

CVE-2025-48022

BDU:2025-08839

Vendor:

Yokogawa Electric Corporation

Vulnerable product:

Centum VP

Vulnerable versions:

R1.07.00 or earlier