CVE-2021-36032 : Vulnerability Insights and Analysis

Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier), and 2.3.7 (and earlier) are affected by an improper input validation vulnerability. An authenticated attacker can trigger an insecure direct object reference in the

V1/customers/me

endpoint to achieve information exposure and privilege escalation.

Understanding CVE-2021-36032

This CVE discloses an improper input validation vulnerability in Magento Commerce that could potentially lead to information exposure and privilege escalation.

What is CVE-2021-36032?

CVE-2021-36032 refers to an improper input validation vulnerability in Magento Commerce versions 2.4.2, 2.4.2-p1, and 2.3.7 that allows authenticated attackers to exploit a specific endpoint for information disclosure and privilege escalation.

The Impact of CVE-2021-36032

The impact of this vulnerability is rated critical with a CVSS base score of 8.3 out of 10. Attackers with low privileges can exploit this issue to compromise confidentiality and integrity.

Technical Details of CVE-2021-36032

This section covers the specific technical details related to CVE-2021-36032.

Vulnerability Description

The vulnerability involves improper input validation in Magento Commerce, specifically in the

V1/customers/me

endpoint, enabling attackers to expose sensitive information and escalate privileges.

Affected Systems and Versions

Magento Commerce versions 2.4.2, 2.4.2-p1, and 2.3.7 are confirmed to be impacted by this vulnerability. Custom versions are also affected if they fall within these specified ranges.

Exploitation Mechanism

An authenticated attacker can exploit the insecure direct object reference in the

V1/customers/me

endpoint to exploit this vulnerability.

Mitigation and Prevention

To prevent exploitation of CVE-2021-36032, several mitigation steps and security practices are recommended.

Immediate Steps to Take

Immediately update Magento Commerce to a patched version and restrict access to sensitive endpoints to authorized personnel only.

Long-Term Security Practices

Incorporate regular security assessments and penetration testing to identify and remediate vulnerabilities proactively.

Patching and Updates

Regularly apply security patches released by Adobe for Magento Commerce to address known security issues and protect your platform.