Impact Analysis

This vulnerability can lead to the exposure of sensitive backup files and theme data from your WordPress site.

Attackers can download ZIP archives containing the entire wp-content/themes directory, potentially revealing confidential information about your website's structure and customizations.

Since no authentication is required, any remote attacker can exploit this vulnerability, increasing the risk of data leakage.

This exposure could be leveraged for further attacks or to gain insights into your website's configuration.

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Executive Summary

CVE-2018-25437 is an information disclosure vulnerability in WordPress CherryFramework Themes version 3.1.4 and earlier.

It allows unauthenticated attackers to access the download_backup.php script located in the admin/data_management directory.

By exploiting this vulnerability, attackers can download ZIP archives containing the entire contents of the wp-content/themes directory, which may include sensitive backup files and theme data.

No authentication is required to exploit this flaw, making it easily accessible to remote attackers.

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Detection Guidance

This vulnerability can be detected by checking if the vulnerable endpoint download_backup.php is accessible without authentication on your WordPress site using the CherryFramework theme version 3.1.4 or earlier.

• Use a command like curl or wget to attempt to access the backup download URL: curl -I http://your-site.com/wp-content/themes/CherryFramework/admin/data_management/download_backup.php
• If the response status is 200 OK and the file is accessible, the vulnerability is present.
• You can also scan your web server logs or use vulnerability scanners to detect access to this endpoint.

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Mitigation Strategies

Immediate mitigation steps include restricting access to the download_backup.php endpoint to authorized users only or disabling the backup functionality if not needed.

Updating the CherryFramework theme to a version that patches this vulnerability or applying vendor-provided patches is strongly recommended.

Additionally, consider implementing web application firewall (WAF) rules to block unauthenticated access to the vulnerable script.

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Compliance Impact

The vulnerability allows unauthenticated attackers to download sensitive backup files containing the entire wp-content/themes directory. This exposure of potentially sensitive data could lead to non-compliance with data protection regulations such as GDPR or HIPAA, which require safeguarding sensitive information against unauthorized access.

Since the vulnerability enables easy and unauthenticated access to sensitive backup files, organizations using affected WordPress CherryFramework Themes may fail to meet the confidentiality and data protection requirements mandated by these standards.

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