Information Disclosure in Iomad via Password Field Handler

Executive Summary

This vulnerability exists in iomad software versions up to 4.5.15/5.0.11/5.1.8/5.2.4. It involves the function store_temporary_password in the file public/local/iomad/classes/company_user.php, which handles password fields. An attacker can manipulate this function to disclose sensitive information remotely. The attack is complex but possible with high difficulty.

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Detection Guidance

To detect this vulnerability, inspect the company_user.php file in the public/local/iomad/classes/ directory for the store_temporary_password function. Check if temporary passwords are sent via email without proper HTML encoding. Use grep commands like 'grep -r "store_temporary_password" /path/to/iomad/' to locate the function. Verify if htmlspecialchars encoding is applied before email transmission.

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Impact Analysis

The vulnerability allows unauthorized access to sensitive information due to improper handling of password fields. Attackers could exploit it to steal confidential data, potentially leading to privacy breaches or further system compromise. The impact is limited as it only discloses information without modifying or deleting it.

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Compliance Impact

The vulnerability involves disclosure of password information via email without proper encoding, which could lead to unauthorized access or exposure of sensitive data. This may violate GDPR's principles on data protection and security (Article 32) and HIPAA's requirements for safeguarding protected health information (PHI).

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Mitigation Strategies

Apply the provided patch immediately: 0d9c0ccaa8a77583f5dd92eb7be7fbbb8cc6ec9b or the alternative patches listed. Update iomad to versions 4.5.15/5.0.11/5.1.8/5.2.4 or later to address the vulnerability.

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