CVE-2020-7676 Explained : Impact and Mitigation

Angular.js prior to 1.8.0 is vulnerable to cross-site scripting due to regex-based input HTML replacement. This can lead to unsanitized code when wrapping <option> elements in <select> ones.

Understanding CVE-2020-7676

This CVE involves a cross-site scripting vulnerability in angular.js versions prior to 1.8.0.

What is CVE-2020-7676?

CVE-2020-7676 is a security vulnerability in angular.js that allows for cross-site scripting attacks. The issue arises from the way regex-based input HTML replacement is handled, potentially leading to unsanitized code.

The Impact of CVE-2020-7676

The vulnerability in angular.js prior to version 1.8.0 can be exploited by attackers to execute malicious scripts on the client-side, compromising user data and system integrity.

Technical Details of CVE-2020-7676

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability in angular.js allows for cross-site scripting attacks due to improper handling of regex-based input HTML replacement, potentially resulting in unsanitized code.

Affected Systems and Versions

Product: angular.js
Vendor: n/a
Versions Affected: All versions prior to 1.8.0

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the parsing behavior when wrapping <option> elements in <select> ones, leading to the execution of malicious scripts.

Mitigation and Prevention

To address CVE-2020-7676, follow these mitigation strategies:

Immediate Steps to Take

Upgrade angular.js to version 1.8.0 or later to mitigate the vulnerability.
Implement input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly update and patch all software components to address known vulnerabilities.
Conduct security audits and code reviews to identify and fix potential security flaws.

Patching and Updates

Stay informed about security advisories and updates from the angular.js project.