CVE-2020-2300 : What You Need to Know
Learn about CVE-2020-2300 affecting Jenkins Active Directory Plugin <=2.19, allowing unauthorized access via empty passwords. Find mitigation steps and long-term security practices.
Jenkins Active Directory Plugin 2.19 and earlier allows empty password use in Windows/ADSI mode, enabling unauthorized access.
Understanding CVE-2020-2300
Jenkins Active Directory Plugin vulnerability impacting versions <=2.19.
What is CVE-2020-2300?
- CWE-287: Improper Authentication issue in Jenkins Active Directory Plugin.
- Attackers exploit the empty password allowance to gain unauthorized access.
The Impact of CVE-2020-2300
- Attackers can log in to Jenkins as any user based on Active Directory server settings.
Technical Details of CVE-2020-2300
Jenkins Active Directory Plugin vulnerability details.
Vulnerability Description
- Jenkins Active Directory Plugin <=2.19 permits empty passwords, posing a security risk.
Affected Systems and Versions
- Affected: Jenkins Active Directory Plugin <=2.19 (custom version unspecified).
- Unaffected: Version 2.16.1.
Exploitation Mechanism
- Attackers exploit the lack of password enforcement to gain unauthorized access.
Mitigation and Prevention
Protect systems from CVE-2020-2300.
Immediate Steps to Take
- Upgrade Jenkins Active Directory Plugin to version 2.16.1 if using affected versions.
- Implement strong password policies in Active Directory configurations.
Long-Term Security Practices
- Regularly update Jenkins plugins and software to patch vulnerabilities.
- Conduct security audits to identify and address authentication weaknesses.
Patching and Updates
- Apply security patches and updates promptly to mitigate CVE-2020-2300.