CVE-2026-89206
Received Received - Intake

Unauthorized Task Modification in RUGGEDCOM CROSSBOW

Vulnerability report for CVE-2026-89206, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: siemens-SADP

Description

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V6.0). Affected devices do not properly perform server-side authorization checks for requests to modify the state of scheduled actions. This could allow an authenticated attacker with minimal privileges to retry, stop, or delete scheduled tasks without proper authorization.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-13
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Siemens RUGGEDCOM CROSSBOW 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-602 The product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server.

Attack-Flow Graph

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Executive Summary

This vulnerability affects RUGGEDCOM CROSSBOW versions before V6.0. It involves improper server-side authorization checks for requests to modify scheduled actions. An authenticated attacker with low privileges could exploit this to retry, stop, or delete scheduled tasks without proper authorization.

Detection Guidance

Detecting this vulnerability requires checking for unauthorized modifications to scheduled tasks in RUGGEDCOM CROSSBOW. Monitor logs for unusual activity related to task management and verify that only authorized users can modify scheduled actions.

Impact Analysis

An attacker could disrupt critical scheduled tasks by stopping or deleting them, potentially causing operational disruptions. They could also retry tasks at unwanted times, leading to unintended system behavior or resource consumption.

Compliance Impact

This vulnerability allows low-privilege authenticated attackers to modify scheduled tasks without authorization, which could lead to unauthorized changes in system operations. This may impact compliance by enabling unauthorized access or modifications to critical processes, potentially violating integrity and accountability requirements in standards like GDPR or HIPAA.

Mitigation Strategies

Upgrade RUGGEDCOM CROSSBOW to version V6.0 or later to address the authorization flaw. Ensure strict access controls are enforced for users with task modification privileges.

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