CVE-2020-9483 : Security Advisory and Response
Learn about CVE-2020-9483, a SQL injection vulnerability in Apache SkyWalking versions 6.0.0 to 6.6.0 and 7.0.0. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Apache SkyWalking 6.0.0 to 6.6.0, 7.0.0 SQL Injection Vulnerability
Understanding CVE-2020-9483
What is CVE-2020-9483?
CVE-2020-9483 is a SQL injection vulnerability in Apache SkyWalking versions 6.0.0 to 6.6.0 and 7.0.0 when using H2/MySQL/TiDB as storage, allowing unauthorized access to data.
The Impact of CVE-2020-9483
This vulnerability enables attackers to execute malicious SQL queries, potentially leading to unauthorized data access and manipulation.
Technical Details of CVE-2020-9483
Vulnerability Description
The issue arises from improper handling of SQL parameters in Apache SkyWalking's H2/MySQL/TiDB storage implementations, allowing SQL injection attacks.
Affected Systems and Versions
- Product: Apache SkyWalking
- Versions Affected: 6.0.0 to 6.6.0, 7.0.0
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious SQL queries through the GraphQL protocol, gaining access to unintended data.
Mitigation and Prevention
Immediate Steps to Take
- Update Apache SkyWalking to a patched version that addresses the SQL injection vulnerability.
- Implement strict input validation to prevent malicious SQL injection attempts.
Long-Term Security Practices
- Regularly monitor and audit SQL queries for any suspicious activities.
- Educate developers on secure coding practices to prevent SQL injection vulnerabilities.
Patching and Updates
Ensure timely installation of security patches and updates provided by Apache SkyWalking to mitigate the SQL injection risk.