CVE-2020-2148 Missing permission checks in Mac Plugin

Medium 4.3 Published Updated

Attackers with read permissions can connect to arbitrary SSH servers using attacker-controlled credentials due to missing permission checks.

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-2020-2148?

CVE-2020-2148 is a medium-severity missing authorization vulnerability in Jenkins Mac Plugin, published on 9 Mar 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A missing permission check in Jenkins Mac Plugin 1.1.0 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified SSH server using attacker-specified credentials.

Weakness: CWE-863

Which versions are affected by CVE-2020-2148?

2 open source packages ship an affected version, including fr.edf.jenkins.plugins:mac. It affects 1 product.

PackageAffectedFixed in
fr.edf.jenkins.plugins:mac MavenAll versions1.2.0
fr.edf.jenkins.plugins:mac MavenAll versions1.2.0

Products include Jenkins Mac.

How do I fix CVE-2020-2148?

Upgrade fr.edf.jenkins.plugins:mac to 1.2.0 or later.

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

Is CVE-2020-2148 being exploited?

There is no known exploitation of CVE-2020-2148 in the wild and no public exploit code.

Sources

Also known as GHSA-2m74-x26c-g7xc.

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