CVE-2020-24416 Explained : Impact and Mitigation

Marketo Sales Insight plugin version 1.4355 and earlier by Adobe is vulnerable to blind stored Cross-Site Scripting (XSS) attacks.

Understanding CVE-2020-24416

This CVE involves a blind stored XSS vulnerability in Marketo Sales Insight plugin for SalesForce.

What is CVE-2020-24416?

Marketo Sales Insight plugin version 1.4355 (and earlier) is susceptible to a blind stored Cross-Site Scripting (XSS) vulnerability.
Attackers can inject malicious scripts into vulnerable form fields, leading to the execution of malicious JavaScript in victims' browsers.

The Impact of CVE-2020-24416

CVSS Base Score: 7.5 (High Severity)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: None
Privileges Required: None
User Interaction: None
Scope: Unchanged
This vulnerability could allow attackers to execute arbitrary code in victims' browsers, compromising their data confidentiality.

Technical Details of CVE-2020-24416

The technical aspects of the CVE.

Vulnerability Description

Blind stored Cross-Site Scripting (XSS) vulnerability in Marketo Sales Insight plugin.

Affected Systems and Versions

Affected Product: Marketo by Adobe
Affected Versions:
Version 1.4355 and earlier
Custom versions

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into vulnerable form fields, leading to the execution of malicious JavaScript in victims' browsers.

Mitigation and Prevention

Protecting systems from CVE-2020-24416.

Immediate Steps to Take

Update Marketo Sales Insight plugin to a patched version.
Implement web application firewalls to filter and block malicious traffic.
Regularly monitor and audit web applications for suspicious activities.

Long-Term Security Practices

Conduct regular security training for employees on identifying and avoiding phishing attacks.
Implement secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Adobe has released a security advisory with patches to address this vulnerability. Apply the latest updates to Marketo Sales Insight plugin.