CVE-2026-78037

Deferred Deferred - Pending Action

OS Command Injection in Xiiaozet LK100W

Publication date: 2026-08-28

Last updated on: 2026-08-31

Assigner: ICS-CERT

Description

Xiiaozet LK100W is vulnerable to OS command injection through its web-based management interface. An authenticated attacker may be able to execute arbitrary operating system commands with elevated privileges, potentially resulting in unauthorized access to sensitive information or complete device compromise.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-28

Last Modified

2026-08-31

Generated

2026-09-17

AI Q&A

2026-08-28

EPSS Evaluated

2026-09-15

NVD

CVE-2026-78037

EUVD

EUVD-2026-67292

Affected Vendors & Products

Vendor	Product	Version / Range
xiiaozet	lk100w	2.1.240

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-78	The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

Xiiaozet LK100W is vulnerable to OS command injection via its web-based management interface. An authenticated attacker can execute arbitrary OS commands with elevated privileges, potentially leading to unauthorized access or full device compromise.

Detection Guidance

Detection requires checking for unauthorized command execution via the web interface. Monitor network traffic for suspicious POST requests to /cgi-bin/ command endpoints. Inspect device logs for unexpected command invocations. Use tools like curl to test for command injection by sending crafted inputs to the web interface.

Impact Analysis

This vulnerability allows attackers to run malicious commands on the device, potentially stealing sensitive data, altering device settings, or taking complete control of the system.

Compliance Impact

Exploitation could lead to unauthorized access to sensitive data, violating GDPR (data protection) and HIPAA (health information privacy), potentially resulting in legal penalties and loss of compliance certifications.

Mitigation Strategies

Update the Xiiaozet LK100W device to the latest firmware version to address the OS command injection vulnerability. Ensure strong authentication measures are in place and restrict access to the web-based management interface.

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