CVE-2021-28157 : Vulnerability Insights and Analysis

A detailed overview of CVE-2021-28157, an SQL Injection vulnerability in Devolutions Server before 2021.1 and Devolutions Server LTS before 2020.3.18 that allows an administrative user to execute arbitrary SQL commands.

Understanding CVE-2021-28157

This section delves into the impact, technical details, mitigation, and prevention strategies for CVE-2021-28157.

What is CVE-2021-28157?

CVE-2021-28157 is an SQL Injection vulnerability in Devolutions Server, which could be exploited by an administrative user to execute unauthorized SQL commands through a specific username endpoint.

The Impact of CVE-2021-28157

The vulnerability poses a significant risk as it enables an attacker to manipulate the back-end database, extract sensitive information, or perform unauthorized actions within the application.

Technical Details of CVE-2021-28157

Explore the specifics of the vulnerability, affected systems, and the exploitation mechanism utilized.

Vulnerability Description

The flaw in Devolutions Server versions allows for the execution of arbitrary SQL commands by an authorized user posing as a security risk to the application.

Affected Systems and Versions

Devolutions Server instances before 2021.1 and Devolutions Server LTS before 2020.3.18 are vulnerable to this SQL Injection issue.

Exploitation Mechanism

The vulnerability can be exploited through a specific username parameter in the 'api/security/userinfo/delete' functionality, enabling the execution of SQL commands.

Mitigation and Prevention

Learn how to safeguard your systems against CVE-2021-28157 and adopt best practices for enhanced cybersecurity.

Immediate Steps to Take

Immediately update Devolutions Server to versions 2021.1 or 2020.3.18 LTS to remediate the vulnerability and prevent SQL Injection attacks.

Long-Term Security Practices

Regularly review and update security configurations, conduct security assessments, and educate users on safe data input practices to mitigate SQL Injection risks.

Patching and Updates

Stay informed about security advisories, apply patches promptly, and maintain up-to-date software versions to protect against known vulnerabilities.