CVE-2020-28002 : Vulnerability Insights and Analysis
Learn about CVE-2020-28002 affecting SonarQube 8.4.2.36762. Understand the authentication bypass issue allowing unauthorized project manipulation. Find mitigation steps and prevention measures.
SonarQube 8.4.2.36762 allows an external attacker to bypass authentication via SonarScanner, enabling unauthorized creation and modification of projects.
Understanding CVE-2020-28002
In SonarQube 8.4.2.36762, a vulnerability exists that permits authentication bypass, leading to potential unauthorized access and manipulation of projects.
What is CVE-2020-28002?
This CVE describes a security issue in SonarQube 8.4.2.36762 that allows an attacker to force anonymous authentication by providing an empty value for the -D sonar.login option. This can result in the creation and overwriting of public and private projects through the /api/ce/submit endpoint.
The Impact of CVE-2020-28002
The vulnerability poses a significant risk as it enables attackers to perform unauthorized actions on projects within SonarQube, potentially leading to data breaches and unauthorized access.
Technical Details of CVE-2020-28002
SonarQube 8.4.2.36762 vulnerability details.
Vulnerability Description
An external attacker can achieve authentication bypass through SonarScanner by forcing anonymous authentication with an empty value for the -D sonar.login option, allowing manipulation of projects via the /api/ce/submit endpoint.
Affected Systems and Versions
- Product: SonarQube 8.4.2.36762
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability can be exploited by providing an empty value for the -D sonar.login option, which triggers anonymous authentication and grants unauthorized access to project creation and modification.
Mitigation and Prevention
Protecting systems from CVE-2020-28002.
Immediate Steps to Take
- Update SonarQube to a patched version that addresses the authentication bypass issue.
- Implement strong authentication mechanisms to prevent unauthorized access.
Long-Term Security Practices
- Regularly monitor and audit project activities within SonarQube.
- Conduct security training for users to raise awareness of authentication best practices.
Patching and Updates
- Apply security patches provided by SonarQube promptly to mitigate the vulnerability and enhance system security.