CVE-2024-8852 in All-in-One WP Migration and Backup Plugin
Summary
by MITRE • 10/22/2024
The All-in-One WP Migration and Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 7.86 through publicly exposed log files. This makes it possible for unauthenticated attackers to view potentially sensitive information such as full paths contained in the exposed log files.
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Analysis
by VulDB Data Team • 10/26/2024
The All-in-One WP Migration and Backup plugin for WordPress presents a critical security vulnerability classified as CVE-2024-8852, which allows unauthenticated attackers to access sensitive information through publicly exposed log files. This vulnerability affects all versions up to and including 7.86, making it a widespread concern for WordPress administrators who rely on this popular plugin for site migration and backup operations. The exposure occurs due to improper file access controls that permit anyone with internet access to retrieve log files containing potentially sensitive system information. The vulnerability stems from the plugin's failure to implement proper authentication checks or access restrictions for log file resources, creating an attack surface that adversaries can exploit without requiring any credentials or privileged access.
The technical flaw manifests in the plugin's handling of log file generation and accessibility, where log files containing detailed operational information are stored in publicly accessible directories. These log files typically include full system paths, file locations, and potentially other sensitive operational data that could aid attackers in planning more sophisticated attacks. The exposed information may reveal internal server structures, plugin installation paths, and other system details that would normally remain hidden from external users. This type of vulnerability aligns with CWE-200, which describes the exposure of sensitive information to an unauthorized actor, and represents a clear violation of the principle of least privilege that should govern all system access controls.
The operational impact of this vulnerability extends beyond simple information disclosure, as the exposed paths and system details can significantly aid attackers in conducting more targeted and effective attacks. An attacker who gains access to these log files can map the target system's structure, identify potential attack vectors, and potentially exploit other vulnerabilities that might be present in the same system. The exposure of full paths in particular can enable attackers to craft more precise attacks against specific file locations or to bypass certain security controls that rely on path obfuscation. This vulnerability also contributes to the broader category of reconnaissance activities that attackers use to gather intelligence before launching more serious attacks, making it a critical concern for organizations that rely on WordPress for their web presence.
Mitigation strategies for CVE-2024-8852 should focus on immediate remediation through plugin updates to versions that address the log file exposure issue. Administrators should also implement additional security measures such as restricting access to log file directories through web server configuration, implementing proper access controls for sensitive files, and conducting regular security audits of plugin installations. The use of web application firewalls and security monitoring tools can help detect and prevent unauthorized access attempts to exposed log files. Organizations should also consider implementing automated security scanning tools that can identify exposed sensitive files and directories as part of their ongoing security posture assessment. Additionally, following the principle of least privilege and ensuring that only authorized personnel have access to sensitive system information can help reduce the overall risk associated with this vulnerability. This type of exposure represents a fundamental security misconfiguration that violates established security best practices and requires immediate attention from system administrators to protect their WordPress installations from potential exploitation.