Detections
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PLANET IGS-5225-8P2T4S OS Command Injection (CVE-2026-81942)

high Tenable OT Security Plugin ID 506483

Synopsis

The remote OT asset is affected by a vulnerability.

Description

PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain an OS command injection vulnerability in the web server. User-supplied input is passed to system() without sufficient filtering, allowing a remote authenticated attacker to execute arbitrary commands on the underlying operating system and escalate privileges to root.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Upgrade IGS-5225-8P2T4S V1 to firmware v1.2412b260707 or later, and IGS-5225-8P2T4S V2 to firmware v2.2412b260519 or later.

See Also

https://www.planet.com.tw/en/support/security-advisory/11

Plugin Details

Severity: High

ID: 506483

File Name: tenable_ot_planet_CVE-2026-81942.nasl

Version: 1.1

Type: Remote

Family: Tenable.ot

Published: 10/27/2026

Updated: 10/27/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.27

CVSS v3

Risk Factor: High

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4

Risk Factor: High

Base Score: 8.7

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:planet:igs-5225-8p2t4s_firmware:1, cpe:/o:planet:igs-5225-8p2t4s_firmware:2

Required KB Items: Tenable.ot/PLANET

Patch Publication Date: 9/18/2026

Vulnerability Publication Date: 9/18/2026

Reference Information

CVE: CVE-2026-81942

CWE: 78