CVE-2021-46114 : Exploit Details and Defense Strategies

jpress v 4.2.0 is vulnerable to RCE via io.jpress.module.product.ProductNotifyKit#doSendEmail. The admin panel allows attackers to inject malicious code.

Understanding CVE-2021-46114

This CVE identifies a Remote Code Execution vulnerability in the jpress v 4.2.0 version that can be exploited through the doSendEmail function.

What is CVE-2021-46114?

The vulnerability allows attackers to tamper with email templates via the admin panel, enabling the injection of malicious code.

The Impact of CVE-2021-46114

Potential unauthorized access to sensitive information and system control.
Malicious code injection leading to system compromise and data theft.

Technical Details of CVE-2021-46114

This section provides technical insights into the vulnerability.

Vulnerability Description

Vulnerable version: jpress v 4.2.0.
Exploitable component: io.jpress.module.product.ProductNotifyKit#doSendEmail.

Affected Systems and Versions

Affected version: jpress v 4.2.0.
All systems using this specific version are susceptible to exploitation.

Exploitation Mechanism

Attackers leverage the admin panel to alter email templates, inserting harmful code for execution.

Mitigation and Prevention

Protect your systems from the CVE-2021-46114 vulnerability using the following measures:

Immediate Steps to Take

Update jpress to a patched version that addresses the vulnerability.
Restrict access to the admin panel and email template editing functionalities.
Monitor email template modifications for malicious content.

Long-Term Security Practices

Conduct regular security assessments and code reviews.
Implement strong input validation to prevent code injection attacks.

Patching and Updates

Stay informed about security patches and updates for the jpress platform to promptly address vulnerabilities.