CVE-2017-2598 Inadequate Encryption Strength in Jenkins

Medium 4.3 Published Updated

Jenkins uses insecure AES ECB encryption for secrets, allowing attackers to potentially decrypt stored sensitive information.

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-2017-2598?

CVE-2017-2598 is a medium-severity vulnerability in Jenkins Jenkins, published on 23 May 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Jenkins before versions 2.44, 2.32.2 uses AES ECB block cipher mode without IV for encrypting secrets which makes Jenkins and the stored secrets vulnerable to unnecessary risks (SECURITY-304).

Weakness: CWE-326, CWE-325

Which versions are affected by CVE-2017-2598?

4 open source packages ship an affected version, including org.jenkins-ci.main:jenkins-core. It affects 1 product.

PackageAffectedFixed in
org.jenkins-ci.main:jenkins-core MavenAll versions2.32.2
org.jenkins-ci.main:jenkins-core MavenAll versions2.32.2
org.jenkins-ci.main:jenkins-core MavenFrom 2.342.44
org.jenkins-ci.main:jenkins-core MavenFrom 2.342.44

Products include Jenkins Jenkins.

How do I fix CVE-2017-2598?

Upgrade org.jenkins-ci.main:jenkins-core to a fixed version for your release line: 2.32.2 or 2.44.

Is CVE-2017-2598 being exploited?

There is no known exploitation of CVE-2017-2598 in the wild and no public exploit code.

All Jenkins Jenkins vulnerabilities

Sources

Also known as GHSA-r9q2-3r6x-qmgp.

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