Deserialization of Untrusted Data in GiveWP

Executive Summary

This vulnerability is a Deserialization of Untrusted Data issue in Liquid Web / StellarWP GiveWP that allows Object Injection. It affects versions from n/a through 4.16.7.1 and could let attackers execute arbitrary code or manipulate data.

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Detection Guidance

To detect this vulnerability, check if the GiveWP plugin version is 4.16.7.1 or below. Use commands like 'wp plugin list' in WordPress CLI or inspect the plugin files for version details. If vulnerable, update to version 4.16.7.2 or apply Patchstack's mitigation rules immediately.

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Impact Analysis

An attacker could exploit this to take full control of the affected system, steal sensitive data, or disrupt services. Since the CVSS score is 10.0, it is highly critical and could impact confidentiality, integrity, and availability.

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Compliance Impact

This vulnerability allows unauthenticated attackers to execute arbitrary commands on the server, potentially leading to unauthorized data access, modification, or exfiltration. Such breaches could violate GDPR's data protection requirements and HIPAA's safeguards for protected health information, depending on the data processed by the affected GiveWP plugin.

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Mitigation Strategies

Update GiveWP to the latest version beyond 4.16.7.1 to address the deserialization flaw. Disable untrusted data deserialization if custom code uses it. Monitor for suspicious activity like unexpected object creation or data tampering.

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