CVE-2019-12935 : What You Need to Know

Shopware versions prior to 5.5.8 contain a cross-site scripting (XSS) vulnerability that can be exploited through specific URI paths.

Understanding CVE-2019-12935

This CVE identifies a high-severity XSS vulnerability in Shopware versions before 5.5.8.

What is CVE-2019-12935?

Shopware versions prior to 5.5.8 are susceptible to a cross-site scripting (XSS) vulnerability that allows attackers to execute malicious scripts via the query string parameter in specific URI paths.

The Impact of CVE-2019-12935

The vulnerability has a CVSS base score of 7.4, indicating a high severity level. If exploited, it could lead to unauthorized access, data theft, and potential compromise of user information.

Technical Details of CVE-2019-12935

Shopware's XSS vulnerability in versions before 5.5.8 poses significant risks to affected systems.

Vulnerability Description

The XSS flaw in Shopware allows attackers to inject and execute malicious scripts through the query string parameter in the backend/Login or backend/Login/load/ URI paths.

Affected Systems and Versions

Product: Shopware
Vendor: N/A
Versions Affected: All versions prior to 5.5.8

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
User Interaction: Required
Privileges Required: None
Scope: Changed
Confidentiality Impact: High
Integrity Impact: None
Availability Impact: None

Mitigation and Prevention

Protecting systems from CVE-2019-12935 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Shopware to version 5.5.8 or later to mitigate the XSS vulnerability.
Monitor and filter input to URI query strings to prevent malicious script injections.

Long-Term Security Practices

Regularly scan and test web applications for vulnerabilities, including XSS.
Educate users and developers on secure coding practices to prevent XSS attacks.

Patching and Updates

Apply security patches and updates promptly to address known vulnerabilities and enhance system security.