CVE-2026-80217
Received Received - Intake

Hidden Functionality Allows OS Command Execution in FF-RFI079I4

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: JPCERT/CC

Description
Hidden functionality issue exists in FF-RFI079I4 and FF-RFI078I4, which may allow a user who can log in via SSH and access the enable mode on the product to execute arbitrary OS commands.

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Meta Information

Published
2026-09-15
Last Modified
2026-09-15
Generated
2026-10-05
AI Q&A
2026-09-15
EPSS Evaluated
2026-10-04
NVD
CVE-2026-80217
EUVD
EUVD-2026-78334

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
lite-on ff-rfi079i4 to 02.01.15 (exc)
lite-on ff-rfi078i4 to 02.01.15 (exc)
lite-on_technology_corporation ff-rfi079i4 to 02.01.15 (exc)
lite-on_technology_corporation ff-rfi078i4 to 02.01.15 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-912 The product contains functionality that is not documented, not part of the specification, and not accessible through an interface or command sequence that is obvious to the product's users or administrators.

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Executive Summary

This vulnerability is a hidden functionality issue in specific product models (FF-RFI079I4 and FF-RFI078I4). It allows an authenticated user with SSH access and enable mode privileges to execute arbitrary operating system commands.

Detection Guidance

To detect this vulnerability, check the firmware version of affected Lite-On O-RU models (FF-RFI079I4 and FF-RFI078I4). If the version is prior to v02.01.15, the system is vulnerable. Log in via SSH and verify if arbitrary OS commands can be executed in enable mode.

Impact Analysis

An attacker with SSH and enable mode access could run unauthorized commands on the system, potentially leading to full system compromise, data theft, or disruption of services.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating compliance requirements such as GDPR (data protection) and HIPAA (health information security), potentially resulting in legal penalties and reputational damage.

Mitigation Strategies

Restrict SSH access to only authorized users and disable enable mode for non-administrative accounts. Review and update user permissions to prevent unauthorized command execution.

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