Command Injection in Sustainable Irrigation Platform

Executive Summary

CVE-2026-58479 is a command injection vulnerability in the Sustainable Irrigation Platform (SIP) through version 5.2.16. The vulnerability exists in the optional cli_control plugin.

This flaw allows unauthenticated attackers or those exploiting cross-site request forgery (CSRF) to execute arbitrary operating system commands on the underlying host. Attackers can store a malicious payload via the plugin's HTTP endpoint.

The vulnerability is triggered when an irrigation station associated with the malicious payload is activated. The absence of passphrase protection or the use of the default passphrase 'opendoor' enables this exploitation.

The issue is classified under CWE-78, which involves improper neutralization of special elements used in OS commands.

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Impact Analysis

If you are using the Sustainable Irrigation Platform (SIP) version 5.2.16 or below with the cli_control plugin enabled, this vulnerability can have severe impacts.

• Attackers can execute arbitrary operating system commands on the host running SIP, leading to full system compromise.
• Unauthenticated or CSRF-based attacks can be launched remotely, increasing the risk of exploitation without direct access to the system.
• The attacker could gain control over irrigation systems, potentially causing physical damage, disruptions, or unauthorized access to connected networks.
• Sensitive data stored on the host or accessible through the compromised system could be stolen or manipulated.

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Compliance Impact

This vulnerability can have significant implications for compliance with various standards and regulations, depending on the context in which SIP is used.

• GDPR: If the compromised system processes or stores personal data of EU citizens, unauthorized access or data breaches resulting from this vulnerability could lead to non-compliance with GDPR. This may result in hefty fines and legal consequences.
• HIPAA: For organizations in the healthcare sector, if SIP is used in a way that involves protected health information (PHI), exploitation of this vulnerability could lead to unauthorized access to PHI. This violates HIPAA regulations and could result in penalties.
• Other standards: Compliance with frameworks like ISO 27001, NIST, or sector-specific regulations may also be affected. Failure to protect systems from such critical vulnerabilities can lead to non-compliance, audits, and loss of certifications.

Organizations must ensure they apply patches or mitigations promptly to avoid regulatory violations and maintain compliance.

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Detection Guidance

To detect the CVE-2026-58479 vulnerability on your network or system, you can check for the presence of the Sustainable Irrigation Platform (SIP) version 5.2.16 or below and verify if the optional cli_control plugin is enabled.

• Identify SIP installations: Scan your network for systems running SIP versions 5.2.16 or earlier. This can be done using network scanning tools like Nmap with service detection enabled.
• Check for the cli_control plugin: Verify if the cli_control plugin is installed and active. This may require accessing the SIP administrative interface or inspecting the plugin directory on the host system.
• Test for default passphrase: Attempt to access the cli_control plugin's HTTP endpoint using the default passphrase 'opendoor' or without any passphrase. If access is granted, the system is vulnerable.
• Monitor network traffic: Use network monitoring tools to detect unusual HTTP requests to the cli_control plugin's endpoint, which may indicate exploitation attempts.

Example command to scan for SIP services using Nmap:

• nmap -sV --script=http-title <target-IP-range> -p 80,443,8080

This command scans for common web ports and attempts to identify SIP-related services.

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Mitigation Strategies

To mitigate CVE-2026-58479, follow these immediate steps:

• Disable the cli_control plugin: If the plugin is not essential, disable or remove it from the SIP installation to eliminate the attack vector.
• Update SIP: If an updated version of SIP is available that patches this vulnerability, apply the update immediately.
• Change the default passphrase: If the cli_control plugin must remain enabled, change the default passphrase 'opendoor' to a strong, unique passphrase to prevent unauthorized access.
• Restrict network access: Limit access to the SIP administrative interface and the cli_control plugin's HTTP endpoint to trusted IP addresses only.
• Implement CSRF protections: If your SIP installation is web-accessible, ensure CSRF protections are enabled to prevent cross-site request forgery attacks.
• Monitor for exploitation: Set up logging and monitoring for the cli_control plugin's endpoint to detect and respond to any suspicious activity.

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