Cross-Site Scripting Vulnerability in Dojo's Dijit Package
Summary
CVE-2020-4051: In Dijit before versions 1.11.11, and greater than or equal to 1.12.0 and less than 1.12.9, and greater than or equal to 1.13.0 and less than 1.13.8, and greater than or equal to 1.14.0 and less than 1.14.7, and greater... Affects dojo across 2 version ranges.
< 1.15.4+dfsg1-1
< 462bdcd60d0333315fe69ab4709c894d78f61301
Fixed in 1.15.4+dfsg1-1. How to fix ↓
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Background
Dojo is an open-source JavaScript toolkit that provides a robust framework for building web applications. Its Dijit package offers a set of user interface widgets that enhance the user experience. However, certain versions of Dijit are vulnerable to a cross-site scripting (XSS) issue, particularly in the Editor's LinkDialog plugin, which can lead to security risks if not addressed.
Vulnerability Detail
The vulnerability, identified as CVE-2020-4051, arises from improper handling of user input in the Editor's LinkDialog plugin within the Dijit package. This flaw allows attackers to inject malicious scripts into web pages viewed by other users, potentially leading to data theft, session hijacking, or other malicious activities. The affected versions include those before 1.11.11, between 1.12.0 and 1.12.9, between 1.13.0 and 1.13.8, between 1.14.0 and 1.14.7, between 1.15.0 and 1.15.4, and between 1.16.0 and 1.16.3.
How To Fix
Minimum fixed version
1.15.4+dfsg1-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade dojoTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If an immediate upgrade is not feasible, consider implementing input validation and sanitization in your application to mitigate the risk of XSS attacks. This can include escaping user input and using libraries that help sanitize HTML content.
Conclusion
CVE-2020-4051 is a significant vulnerability in the Dojo Dijit package that can lead to cross-site scripting attacks. It is crucial for developers using affected versions to upgrade to the latest secure versions to protect their applications from potential exploitation. Regular monitoring with tools like Vulert can help maintain security in open-source projects.
See every vulnerability recorded for dojo →
FAQ
CVE-2020-4051 is a cross-site scripting vulnerability found in specific versions of the Dojo Dijit package, particularly affecting the Editor's LinkDialog plugin.
If exploited, this vulnerability can allow attackers to inject malicious scripts into your web application, potentially leading to data theft or unauthorized actions on behalf of users.
Affected versions include those before 1.11.11, between 1.12.0 and 1.12.9, between 1.13.0 and 1.13.8, between 1.14.0 and 1.14.7, between 1.15.0 and 1.15.4, and between 1.16.0 and 1.16.3.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. By simply uploading your manifest file like package-lock.json, you can check if your application is affected by this vulnerability.
The CVSS score for CVE-2020-4051 is 5.4, indicating a moderate level of severity.
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