PT-2026-5666 · Modbus · Modbus

Published 2026-02-02 · Updated 2026-02-02 · CVE-2022-50979

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Versions (affected versions not specified)

Description An unauthenticated adjacent attacker could potentially disrupt operations by switching between multiple configuration presets via Modbus (RS485). This involves communication over the Modbus protocol using the RS485 physical layer.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2022-50979

Affected Products

Modbus

References · 5

• https://innomic.com/.well-known/csaf/white/2026/ids-2026-0001.json · Vendor Advisory
• https://innomic.com/.well-known/csaf/white/2026/ids-2026-0001.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50979 · Security Note
• https://t.me/CVEtracker/43500 · Telegram Post
• https://twitter.com/CVEnew/status/2018345409463419355 · Twitter Post