CVE-2016-3727: Infoleak
The API URL computer/(master)/api/xml in Jenkins before 2.3 and LTS before 1.651.2 allows remote authenticated users with extended read permission for the master node to obtain sensitive information about the global configuration via unspecified vectors.
Other sources
The following flaw was found in Jenkins:
The API URL /computer/(master)/api/xml allowed users with the 'extended read' permission for the master node to see some global Jenkins configuration, including the configuration of the security realm.
This URL now unconditionally sends HTTP 400 Bad Request when accessed. There is no workaround.
External References:
https://wiki.jenkins-ci.org/display/SECURITY/Jenkins+Security+Advisory+2016-05-11
— Red Hat
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2016-3727?
CVE-2016-3727 has been assigned a moderate severity rating due to the potential exposure of sensitive configuration information.
How do I fix CVE-2016-3727?
To mitigate CVE-2016-3727, upgrade Jenkins to version 2.3 or later, or to LTS version 1.651.2 or later.
Who is affected by CVE-2016-3727?
CVE-2016-3727 affects remote authenticated users with extended read permissions on the master node in Jenkins versions prior to 2.3 and LTS prior to 1.651.2.
What type of information can be accessed via CVE-2016-3727?
CVE-2016-3727 allows unauthorized access to sensitive global configuration information in Jenkins.
When was CVE-2016-3727 disclosed?
CVE-2016-3727 was disclosed on May 11, 2016.