CVE-2021-38708 : Security Advisory and Response

In ocProducts Composr CMS before 10.0.38, a security vulnerability has been identified where an attacker can inject JavaScript via Comcode for XSS.

Understanding CVE-2021-38708

This CVE refers to a Cross-Site Scripting (XSS) vulnerability in ocProducts Composr CMS versions prior to 10.0.38.

What is CVE-2021-38708?

CVE-2021-38708 allows an attacker to inject malicious JavaScript code through Comcode, potentially leading to unauthorized access, data theft, or other malicious activities.

The Impact of CVE-2021-38708

Exploitation of this vulnerability could result in a breach of data confidentiality, integrity, and availability. Attackers can execute arbitrary scripts in the context of the victim's session.

Technical Details of CVE-2021-38708

Here are key technical details related to this CVE:

Vulnerability Description

The vulnerability in ocProducts Composr CMS allows attackers to insert JavaScript via Comcode, enabling XSS attacks.

Affected Systems and Versions

All versions of ocProducts Composr CMS before 10.0.38 are affected by this security flaw.

Exploitation Mechanism

By crafting malicious Comcode, threat actors can inject and execute JavaScript code on vulnerable websites.

Mitigation and Prevention

To address CVE-2021-38708, follow these security measures:

Immediate Steps to Take

Update ocProducts Composr CMS to version 10.0.38 or later.
Validate input and sanitize user-generated content to prevent script injection.

Long-Term Security Practices

Regularly audit and monitor your web application for vulnerabilities.
Educate developers and users about security best practices to prevent XSS attacks.

Patching and Updates

Apply security patches promptly and keep the software up to date to mitigate the risk of XSS attacks.