CVE-2024-5932

Comprehensive Technical Analysis of CVE-2024-5932

1. Vulnerability Assessment and Severity Evaluation

CVE ID: CVE-2024-5932

Description: The GiveWP – Donation Plugin and Fundraising Platform for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 3.14.1. This vulnerability arises from the deserialization of untrusted input from the 'give_title' parameter. The presence of a Property-Oriented Programming (POP) chain allows attackers to execute code remotely and delete arbitrary files.

CVSS Score: 10

Severity Evaluation:

• Critical: A CVSS score of 10 indicates a critical vulnerability. The ability for unauthenticated attackers to execute arbitrary code and delete files poses a significant risk to the integrity, confidentiality, and availability of affected systems.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Unauthenticated Remote Code Execution (RCE): Attackers can exploit the vulnerability by sending crafted input to the 'give_title' parameter, leading to PHP Object Injection.
• Arbitrary File Deletion: The POP chain can be manipulated to delete critical system files, potentially leading to a denial of service (DoS) condition.

Exploitation Methods:

• Deserialization Attack: Attackers can craft a serialized PHP object that, when deserialized, triggers the execution of malicious code.
• POP Chain Exploitation: By leveraging the POP chain, attackers can manipulate object properties to achieve code execution and file deletion.

3. Affected Systems and Software Versions

Affected Software:

• GiveWP – Donation Plugin and Fundraising Platform for WordPress

Affected Versions:

• All versions up to and including 3.14.1

Impacted Systems:

• WordPress installations using the vulnerable versions of the GiveWP plugin.

4. Recommended Mitigation Strategies

Immediate Actions:

• Update the Plugin: Upgrade to the latest version of the GiveWP plugin (3.14.2 or later) that includes the security patch.
• Disable the Plugin: If an immediate update is not possible, consider disabling the plugin until a patch can be applied.

Long-Term Mitigation:

• Regular Updates: Ensure that all plugins and WordPress core are regularly updated to the latest versions.
• Input Validation: Implement strict input validation and sanitization to prevent untrusted data from being processed.
• Web Application Firewall (WAF): Deploy a WAF to monitor and block malicious requests targeting known vulnerabilities.

5. Impact on Cybersecurity Landscape

Broader Implications:

• Widespread Use: The GiveWP plugin is widely used, making this vulnerability a significant threat to numerous WordPress sites.
• Exploitation Potential: The high CVSS score and the nature of the vulnerability make it an attractive target for attackers, potentially leading to widespread exploitation.
• Reputation Risk: Organizations relying on the GiveWP plugin for donations and fundraising may face reputational damage if their sites are compromised.

Industry Response:

• Patch Deployment: Security researchers and plugin developers have collaborated to release a patch, highlighting the importance of community efforts in mitigating vulnerabilities.
• Awareness Campaigns: Increased awareness through security advisories and blogs can help educate users about the risks and necessary mitigation steps.

6. Technical Details for Security Professionals

Vulnerability Details:

• Deserialization Issue: The vulnerability stems from the improper handling of serialized data in the 'give_title' parameter.
• POP Chain: The presence of a POP chain allows attackers to manipulate object properties to achieve code execution and file deletion.

Code References:

• Vulnerable Code Locations:
  • includes/login-register.php#L235
  • includes/process-donation.php#L420
  • src/DonorDashboards/Tabs/EditProfileTab/AvatarRoute.php#L51
  • vendor/tecnickcom/tcpdf/tcpdf.php#L7861
  • vendor/vendor-prefixed/fakerphp/faker/src/Faker/ValidGenerator.php#L80

Patch Information:

• Patch Changeset: Changeset 3132247
• Patch Details: The patch addresses the deserialization issue by implementing proper input validation and sanitization.

Additional Resources:

• Wordfence Advisory: Wordfence Blog
• Threat Intelligence: Wordfence Threat Intel

Conclusion

CVE-2024-5932 represents a critical vulnerability in the GiveWP plugin for WordPress, necessitating immediate action to mitigate the risk of remote code execution and arbitrary file deletion. Organizations should prioritize updating the plugin and implementing robust security measures to protect against potential exploitation. The cybersecurity community's collaborative efforts in identifying and patching this vulnerability underscore the importance of continuous vigilance and proactive security practices.