CVE-2019-10425: Jenkins Google Calendar Plugin Insufficiently Protected Credentials
Summary
CVE-2019-10425: Jenkins Google Calendar Plugin has Insufficiently Protected Credentials. Affects org.jenkins-ci.plugins:gcal versions < 0.4. No fix is published. How to fix ↓
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Background
The Jenkins Google Calendar Plugin is a Maven package (org.jenkins-ci.plugins:gcal) that allows users to integrate Google Calendar functionality into their Jenkins jobs. It provides features such as scheduling builds based on calendar events and displaying calendar information in the Jenkins UI. However, this plugin is vulnerable to an issue where it stores a calendar password unencrypted in job config.xml files on the Jenkins controller. This password can be accessed by users with Extended Read permission or by gaining access to the Jenkins controller file system.
Vulnerability Detail
The vulnerability (CVE-2019-10425) in the Jenkins Google Calendar Plugin arises from the insecure storage of calendar passwords. The plugin saves the password in clear text format in the job config.xml files, which can be easily accessed by unauthorized users. This vulnerability poses a risk as it allows attackers to obtain sensitive credentials and potentially gain unauthorized access to the associated Google Calendar account. The severity of this vulnerability is rated as MODERATE with a CVSS score of 4.3.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
Currently, there is no specific workaround provided for this vulnerability. However, users can consider removing the Google Calendar Plugin from their Jenkins installation if it is not essential for their workflow. This can help mitigate the risk of exposing sensitive credentials.
Conclusion
The Jenkins Google Calendar Plugin is vulnerable to an issue where it stores calendar passwords unencrypted, allowing unauthorized users to access sensitive credentials. As of now, there is no fix available for this vulnerability. Users are advised to monitor the official Jenkins plugin repository for updates and patches. It is crucial to follow security best practices and consider removing the plugin if it is not necessary for your workflow. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for org.jenkins-ci.plugins:gcal →
FAQ
This vulnerability allows unauthorized users to view the unencrypted calendar password stored in the Jenkins job config.xml files. It can potentially lead to unauthorized access to the associated Google Calendar account and compromise the confidentiality of calendar events.
Users with Extended Read permission in Jenkins or those who gain access to the Jenkins controller file system can exploit this vulnerability.
As of the publication of this advisory, there is no fix available. Users are advised to monitor the official Jenkins plugin repository for any updates or patches addressing this issue.
To protect your Jenkins installation, follow security best practices such as restricting access to the Jenkins controller file system, granting permissions only to trusted users, and regularly monitoring for plugin updates and security advisories.
While there is no fix available for this vulnerability, you can continue using the Google Calendar Plugin if it is essential for your workflow. However, it is recommended to assess the potential risks and consider alternative solutions if possible.
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