CVE-2019-7915 : What You Need to Know

Magento 2 versions 2.1 up to 2.1.18, 2.2 up to 2.2.9, and 2.3 up to 2.3.2 are vulnerable to a denial-of-service attack due to a cache manipulation issue.

Understanding CVE-2019-7915

This CVE identifies a denial-of-service vulnerability in various versions of Magento 2.

What is CVE-2019-7915?

A vulnerability in Magento versions 2.1 up to 2.1.18, 2.2 up to 2.2.9, and 2.3 up to 2.3.2 allows unauthenticated attackers to manipulate the full page cache, potentially leading to a 404 page being displayed to customers.

The Impact of CVE-2019-7915

The vulnerability could result in a denial-of-service attack, impacting the availability and user experience of Magento stores.

Technical Details of CVE-2019-7915

Magento 2 versions 2.1 up to 2.1.18, 2.2 up to 2.2.9, and 2.3 up to 2.3.2 are affected by this vulnerability.

Vulnerability Description

Under specific conditions, attackers without authentication can exploit the full page cache of Magento stores to present a 404 page to customers.

Affected Systems and Versions

Product: Magento 2
Versions: Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2

Exploitation Mechanism

Attackers can manipulate the full page cache of vulnerable Magento stores to trigger a denial-of-service attack.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the impact of CVE-2019-7915.

Immediate Steps to Take

Apply the security patch provided by Magento for versions 2.1.18, 2.2.9, and 2.3.2.
Monitor for any unusual 404 page occurrences on the Magento store.

Long-Term Security Practices

Regularly update Magento to the latest secure versions.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Install the security update released by Magento to mitigate the vulnerability and enhance the security of the Magento store.