CVE-2022-4882 : Vulnerability Insights and Analysis

A vulnerability has been discovered in the kaltura mwEmbed Share Plugin share.js up to version 2.91, leading to cross-site scripting. Upgrading to version 2.92.rc1 is recommended to address this issue.

Understanding CVE-2022-4882

This section provides insights into the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2022-4882?

CVE-2022-4882 involves a vulnerability in the kaltura mwEmbed Share Plugin share.js component, allowing an attacker to execute cross-site scripting attacks, with a high attack complexity.

The Impact of CVE-2022-4882

The vulnerability affects versions up to 2.91 of kaltura mwEmbed, potentially enabling remote attackers to launch cross-site scripting attacks, making exploitation difficult but known.

Technical Details of CVE-2022-4882

Below are the specifics related to the vulnerability in kaltura mwEmbed Share Plugin share.js:

Vulnerability Description

The vulnerability allows attackers to manipulate the res argument, resulting in cross-site scripting, and the exploit has been publicly disclosed.

Affected Systems and Versions

Versions 2.0 to 2.91 of kaltura mwEmbed Share Plugin are affected by this vulnerability.

Exploitation Mechanism

The attack targeting the vulnerability can be conducted remotely, posing a high level of complexity and difficulty in exploitation.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-4882, immediate and long-term measures are recommended.

Immediate Steps to Take

Upgrading to version 2.92.rc1 of kaltura mwEmbed is crucial to address the cross-site scripting vulnerability.

Long-Term Security Practices

Regularly updating software, implementing security best practices, and monitoring for suspicious activities can enhance overall security posture.

Patching and Updates

The patch for CVE-2022-4882 is identified as 4f11b6f6610acd6d89de5f8be47cf7c610643845. It is advised to apply this patch and stay informed about security updates.