CVE-2019-1003083 Missing permission check in Jenkins Gearman Plugin
Attackers with read permissions can bypass authorization checks to initiate connections to arbitrary servers via the Gearman plugin configuration.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-1003083?
CVE-2019-1003083 is a medium-severity missing authorization vulnerability in Jenkins Gearman Plugin, published on 4 Apr 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A missing permission check in Jenkins Gearman Plugin in the GearmanPluginConfig#doTestConnection form validation method allows attackers with Overall/Read permission to initiate a connection to an attacker-specified server.
Weakness: CWE-862
Which versions are affected by CVE-2019-1003083?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:gearman-plugin. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:gearman-plugin Maven | All versions | 0.4.0 |
org.jenkins-ci.plugins:gearman-plugin Maven | All versions | 0.4.0 |
Products include Jenkins Gearman.
How do I fix CVE-2019-1003083?
Upgrade org.jenkins-ci.plugins:gearman-plugin to 0.4.0 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2019-1003083 being exploited?
There is no known exploitation of CVE-2019-1003083 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Gearman Plugin
Sources
Also known as GHSA-6pj9-5q6j-j97c.