Cleartext storage of sensitive information in Nomad - CVE-2021-21681

Vulnerability details

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to the affected plugin stores the passwords to authenticate against the Docker registry unencrypted in the global "config.xml" file on the Jenkins controller as part of its worker templates configuration. A local user can gain unauthorized access to sensitive information on the system.

Affected software

How to mitigate CVE-2021-21681

External References

• https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2396
• http://www.openwall.com/lists/oss-security/2021/08/31/1

Related Security Bulletins

• Cleartext storage of sensitive information in Jenkins Nomad plugin