CVE-2022-41879 : Exploit Details and Defense Strategies

This article provides detailed information about CVE-2022-41879, a vulnerability affecting Parse Server due to Prototype pollution via Cloud Code Webhooks.

Understanding CVE-2022-41879

Parse Server, an open-source backend deployed on Node.js, is vulnerable to prototype pollution before versions 5.3.3 or 4.10.20. Attackers can exploit a compromised Parse Server Cloud Code Webhook target endpoint to bypass the

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What is CVE-2022-41879?

The vulnerability in Parse Server allows attackers to manipulate object prototypes, leading to potential security bypass scenarios. It has been addressed in versions 5.3.3 and 4.10.20.

The Impact of CVE-2022-41879

With a CVSS base score of 7.2 (High Severity), this vulnerability could result in unauthorized access, data manipulation, and service disruption on affected systems.

Technical Details of CVE-2022-41879

Parse Server versions prior to 5.3.3 or 4.10.20 are susceptible to prototype pollution attacks through compromised Cloud Code Webhooks.

Vulnerability Description

CVE-2022-41879 arises from improper controlling of object prototype attributes, enabling attackers to modify object behavior and evade security controls.

Affected Systems and Versions

The vulnerability impacts Parse Server versions less than 4.10.20 and versions between 5.0.0 to 5.3.3, exposing systems to potential exploitation.

Exploitation Mechanism

Attackers can leverage compromised Parse Server Cloud Code Webhook target endpoints to manipulate object prototypes and evade security mechanisms.

Mitigation and Prevention

Mitigating CVE-2022-41879 requires immediate actions to secure Parse Server instances and prevent exploitation.

Immediate Steps to Take

Update affected Parse Server instances to versions 4.10.20 or 5.3.3 to eliminate the vulnerability. Monitor for any unauthorized activities.

Long-Term Security Practices

Implement secure coding practices, conduct regular security audits, and maintain awareness of emerging vulnerabilities to enhance overall system security.

Patching and Updates

Regularly apply security patches and updates released by Parse Server to address known vulnerabilities and strengthen system defenses.