CVE-2021-42557 : Vulnerability Insights and Analysis

In Jeedom through 4.1.19, a bug allows a remote attacker to bypass API access and retrieve users credentials.

Understanding CVE-2021-42557

In Jeedom through 4.1.19, a bug exists that enables a remote attacker to bypass API access and obtain user credentials.

What is CVE-2021-42557?

This CVE refers to a vulnerability present in Jeedom up to version 4.1.19, allowing unauthorized remote access to user credentials through an API bypass.

The Impact of CVE-2021-42557

The vulnerability poses a significant risk as it permits malicious actors to retrieve sensitive user information, potentially leading to unauthorized access and data compromise.

Technical Details of CVE-2021-42557

The technical specifics of the CVE-2021-42557 vulnerability are as follows:

Vulnerability Description

A bug in Jeedom through version 4.1.19 allows remote attackers to circumvent API access controls, facilitating the extraction of user credentials.

Affected Systems and Versions

Affected Systems: Jeedom through version 4.1.19
Affected Versions: Not specified

Exploitation Mechanism

The vulnerability can be exploited remotely by malicious actors to bypass API restrictions, gaining access to users' sensitive credentials.

Mitigation and Prevention

To address the CVE-2021-42557 vulnerability, consider the following mitigation and prevention measures:

Immediate Steps to Take

Update Jeedom to the latest version that includes a patch for CVE-2021-42557
Ensure access controls and firewall rules are correctly configured to limit unauthorized access

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address potential vulnerabilities
Educate users and administrators about safe computing practices to mitigate risks

Patching and Updates

Regularly monitor for security updates and patches from Jeedom to address known vulnerabilities and enhance system security.