CVE-2021-20750 : What You Need to Know
Discover how CVE-2021-20750 impacts EC-CUBE versions 3.0.0 to 3.0.18-p2 and 4.0.0 to 4.0.5-p1, allowing remote attackers to inject malicious scripts through specially crafted pages. Learn mitigation steps.
A cross-site scripting vulnerability has been identified in EC-CUBE versions 3.0.0 to 3.0.18-p2 and 4.0.0 to 4.0.5-p1, allowing a remote attacker to execute arbitrary scripts through specially crafted pages.
Understanding CVE-2021-20750
This CVE pertains to a cross-site scripting vulnerability in EC-CUBE e-commerce platform versions 3 and 4, enabling attackers to inject malicious scripts by tricking users into visiting a compromised page.
What is CVE-2021-20750?
CVE-2021-20750 is a security flaw in EC-CUBE versions 3.0.0 to 3.0.18-p2 and 4.0.0 to 4.0.5-p1, enabling remote attackers to execute arbitrary scripts via XSS attacks.
The Impact of CVE-2021-20750
The vulnerability allows threat actors to perform unauthorized operations if an administrator or user is lured to interact with a maliciously crafted page.
Technical Details of CVE-2021-20750
This section outlines the specifics of the vulnerability in terms of description, affected systems, and how the exploitation takes place.
Vulnerability Description
The issue arises from inadequate input validation in EC-CUBE versions 3 and 4, enabling attackers to inject and execute arbitrary scripts in the context of a user's session.
Affected Systems and Versions
EC-CUBE 3.0.0 to 3.0.18-p2 (3 series) and EC-CUBE 4.0.0 to 4.0.5-p1 (4 series) are impacted by this cross-site scripting vulnerability.
Exploitation Mechanism
By enticing an administrator or user to access a specially crafted page, the attacker can inject malicious scripts that execute when the page is visited.
Mitigation and Prevention
To address CVE-2021-20750, immediate steps need to be taken and long-term security practices implemented to safeguard against XSS attacks.
Immediate Steps to Take
Users and administrators are advised to update their EC-CUBE installations to the latest patched versions to mitigate the risk of exploitation.
Long-Term Security Practices
Regular security audits, user education on phishing risks, and implementing web application firewalls are essential for maintaining a secure e-commerce environment.
Patching and Updates
Keep abreast of security advisories from EC-CUBE and apply patches promptly to protect against known vulnerabilities.