CVE-2016-3725 Missing permissions check in Jenkins Core

Medium 4.3 Published Updated

Authenticated users can bypass permissions to update site metadata, potentially causing denial of service via DNS cache poisoning.

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-2016-3725?

CVE-2016-3725 is a medium-severity missing authorization vulnerability in Jenkins Jenkins, published on 17 May 2016. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Jenkins before 2.3 and LTS before 1.651.2 allows remote authenticated users to trigger updating of update site metadata by leveraging a missing permissions check. NOTE: this issue can be combined with DNS cache poisoning to cause a denial of service (service disruption).

Weakness: CWE-264

Which versions are affected by CVE-2016-3725?

2 open source packages ship an affected version, including org.jenkins-ci.main:jenkins-core. It affects 2 products.

PackageAffectedFixed in
org.jenkins-ci.main:jenkins-core MavenAll versions2.3
org.jenkins-ci.main:jenkins-core MavenAll versions2.3

Products include Jenkins Jenkins, Redhat Openshift.

How do I fix CVE-2016-3725?

Upgrade org.jenkins-ci.main:jenkins-core to 2.3 or later.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2016-3725 being exploited?

There is no known exploitation of CVE-2016-3725 in the wild and no public exploit code.

All Jenkins Jenkins vulnerabilities

Sources

Also known as GHSA-59fm-6x3q-q3q5.

Is CVE-2016-3725 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free