CVE-2018-1000174 : Exploit Details and Defense Strategies
Learn about CVE-2018-1000174, an open redirect vulnerability in Jenkins Google Login Plugin 1.3 and earlier versions, allowing attackers to redirect users to malicious sites post-login.
The Jenkins Google Login Plugin 1.3 and earlier versions contain a vulnerability that allows attackers to perform open redirects, potentially leading to unauthorized redirection of users to malicious websites.
Understanding CVE-2018-1000174
This CVE involves a security flaw in the GoogleOAuth2SecurityRealm.java file within the Jenkins Google Login Plugin.
What is CVE-2018-1000174?
An open redirect vulnerability in the Jenkins Google Login Plugin 1.3 and older versions enables attackers to redirect users to any URL of their choice after a successful login.
The Impact of CVE-2018-1000174
This vulnerability could be exploited by malicious actors to trick users into visiting phishing sites or downloading malware, posing a significant risk to the security and integrity of user data.
Technical Details of CVE-2018-1000174
The technical aspects of this CVE are as follows:
Vulnerability Description
The open redirect vulnerability in GoogleOAuth2SecurityRealm.java allows attackers to manipulate the redirection URL post-login, potentially leading to unauthorized access or phishing attacks.
Affected Systems and Versions
- Product: Jenkins Google Login Plugin
- Versions: 1.3 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious URL that redirects users to a harmful website after a successful login, bypassing security mechanisms.
Mitigation and Prevention
To address CVE-2018-1000174, consider the following mitigation strategies:
Immediate Steps to Take
- Update the Jenkins Google Login Plugin to the latest secure version.
- Educate users about the risks of unauthorized redirection and phishing attacks.
Long-Term Security Practices
- Implement strict URL validation mechanisms to prevent open redirect vulnerabilities.
- Regularly monitor and audit the plugin for security issues and apply patches promptly.
Patching and Updates
- Stay informed about security advisories and updates from Jenkins to address known vulnerabilities promptly.