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YSAR-22-0005: Denial of Service (DoS) vulnerability in Wide Area Communication Router

MEDIUM
CVSS 5.9
Date 2026-07-28T15:24:31+00:00
Source yokogawa
Published by Yokogawa

// Description

1 / 2YSAR-22-0005-E Yokogawa Security Advisory Report > All Rights Reserved. Copyright © 2022, Yokogawa Electric Corporation # Yokogawa Security Advisory Report ## YSAR-22-0005 Published on June 3, 2022 Last updated on Ju ｌｙ 27, 2022 YSAR-22-0005: Denial of Service (DoS) vulnerability in Wide Area Communication Router Overview: A vulnerability has been found in Wide Area Communication Router (WAC Router). Yokogawa has identified the range of affected products in this report.

// Vulnerabilities (1)

CVE ID CVSS Score Severity Description
CVE-2022-32284 5.9 medium
If a WAC Router is subjected to a denial-of-service attack with malformed packets, the functions provided by the WAC Router may stop.CVE-2022-32284 has been assigned to this vulnerability. A CVSS v3 base score of 5.9 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

// Affected Products (1)

Vendor Product Asset Type Purdue Level Firmware
Yokogawa Unknown network_device -- --

// Remediations (3)

Mitigation: Yokogawa recommends users establish and maintain a full security program, including patch updates, a
Yokogawa recommends users establish and maintain a full security program, including patch updates, anti-virus, backup and recovery, zoning, hardening, whitelisting, firewalls, etc. Yokogawa can assist in setting up and running the security program continuously. For considering the most effective risk mitigation plan, as a starting point, Yokogawa can perform a security risk assessment.
Mitigation: Yokogawa recommends updating to R13 or later. Please contact Yokogawa sales or service staff to upda
Yokogawa recommends updating to R13 or later. Please contact Yokogawa sales or service staff to update Vnet/IP firmware. Vnet/IP firmware cannot be updated by the user, and update charges are borne by the user.
Mitigation: Please see Yokogawa's full report (YSAR-22-0005) for update details.
Please see Yokogawa's full report (YSAR-22-0005) for update details.

// References