CVE-2019-15484 : Exploit Details and Defense Strategies

Bolt before version 3.6.10 is susceptible to a cross-site scripting (XSS) vulnerability through the alt or title field of an image.

Understanding CVE-2019-15484

This CVE entry describes a security issue in Bolt that could lead to XSS attacks.

What is CVE-2019-15484?

This vulnerability in Bolt before version 3.6.10 allows malicious actors to execute XSS attacks by injecting code through the alt or title field of an image.

The Impact of CVE-2019-15484

Exploitation of this vulnerability could result in unauthorized access to sensitive data, cookie theft, or session hijacking.

Technical Details of CVE-2019-15484

Bolt's XSS vulnerability and its implications are detailed below.

Vulnerability Description

The vulnerability in Bolt allows attackers to inject malicious code through the alt or title field of an image, leading to XSS attacks.

Affected Systems and Versions

Product: Bolt
Versions Affected: Before 3.6.10

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting malicious code into the alt or title field of an image, which gets executed when the image is rendered on a vulnerable page.

Mitigation and Prevention

Protecting systems from CVE-2019-15484 involves immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade Bolt to version 3.6.10 or newer to mitigate the XSS vulnerability.
Avoid displaying user-generated content without proper sanitization to prevent XSS attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Implement input validation and output encoding to prevent XSS attacks.

Patching and Updates

Ensure that all software components, including Bolt, are regularly updated to the latest versions to patch security vulnerabilities.