CVE-2020-8427 : Vulnerability Insights and Analysis
Learn about CVE-2020-8427 affecting Unitrends Backup before 10.4.1, allowing SQL injection leading to an authentication bypass. Find mitigation steps and best practices.
Unitrends Backup before 10.4.1 is vulnerable to SQL injection, leading to an authentication bypass.
Understanding CVE-2020-8427
In Unitrends Backup before version 10.4.1, a lack of proper sanitization in an HTTP request parameter allows for SQL injection, resulting in an authentication bypass.
What is CVE-2020-8427?
This CVE identifies a vulnerability in Unitrends Backup that enables attackers to perform SQL injection attacks, leading to unauthorized access.
The Impact of CVE-2020-8427
The vulnerability allows malicious actors to bypass authentication mechanisms, potentially gaining unauthorized access to sensitive data and compromising the integrity of backup systems.
Technical Details of CVE-2020-8427
Unitrends Backup before 10.4.1 is susceptible to SQL injection attacks due to improper sanitization of HTTP request parameters.
Vulnerability Description
An HTTP request parameter in Unitrends Backup is not adequately sanitized, enabling attackers to inject malicious SQL queries, bypass authentication, and potentially access unauthorized information.
Affected Systems and Versions
- Product: Unitrends Backup
- Versions affected: Before 10.4.1
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting SQL queries through the unsanitized HTTP request parameter, tricking the system into executing unauthorized commands.
Mitigation and Prevention
To address CVE-2020-8427 and enhance security:
Immediate Steps to Take
- Update Unitrends Backup to version 10.4.1 or later to patch the vulnerability.
- Implement strict input validation and sanitization practices to prevent SQL injection attacks.
Long-Term Security Practices
- Regularly monitor and audit web application security to detect and mitigate vulnerabilities promptly.
- Educate developers and administrators on secure coding practices to prevent similar issues in the future.
Patching and Updates
- Apply security patches and updates provided by Unitrends promptly to address known vulnerabilities and enhance system security.