CVE-2019-12618 Hashicorp Nomad Access Control Issues

Critical 9.8 Published Updated

Attackers can escalate privileges via the exec driver due to incorrect access control in HashiCorp Nomad.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-12618?

CVE-2019-12618 is a critical missing authorization vulnerability in n/a, published on 12 Aug 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver.

Weakness: CWE-269

Which versions are affected by CVE-2019-12618?

3 open source packages ship an affected version, including github.com/hashicorp/nomad. It affects 1 product.

PackageAffectedFixed in
github.com/hashicorp/nomad GoFrom 0.9.00.9.2
github.com/hashicorp/nomad GoFrom 0.9.00.9.2
github.com/hashicorp/nomad GoFrom 0.9.00.9.2

Products include Hashicorp Nomad.

How do I fix CVE-2019-12618?

Upgrade github.com/hashicorp/nomad to 0.9.2 or later.

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

Is CVE-2019-12618 being exploited?

There is no known exploitation of CVE-2019-12618 in the wild and no public exploit code.

Sources

Also known as GHSA-2w2v-xcr9-mj4m, GO-2023-1928, UBUNTU-CVE-2019-12618.

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