CVE-2022-24685 HashiCorp Nomad vulnerable to Allocation of Resources Without Limits or Throttling

What is CVE-2022-24685?

CVE-2022-24685 is a high-severity denial of service vulnerability in n/a, published on 28 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

HashiCorp Nomad and Nomad Enterprise 1.0.17, 1.1.11, and 1.2.5 allow invalid HCL for the jobs parse endpoint, which may cause excessive CPU usage. Fixed in 1.0.18, 1.1.12, and 1.2.6.

Weakness: CWE-770

Which versions are affected by CVE-2022-24685?

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

Products include Hashicorp Nomad.

How do I fix CVE-2022-24685?

Upgrade github.com/hashicorp/nomad to a fixed version for your release line: 1.0.17, 1.1.12 or 1.2.6.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-24685 being exploited?

There is no known exploitation of CVE-2022-24685 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2023-1782 Nomad Unauthenticated Client Agent HTTP Request Privilege Escalation Critical 10.0
• CVE-2022-30324 Privilege escalation in Hashicorp Nomad Critical 9.8
• CVE-2020-7956 Improper Certificate Validation in HashiCorp Nomad Critical 9.8
• CVE-2019-12618 Hashicorp Nomad Access Control Issues Critical 9.8
• CVE-2020-27195 Use After Free in HashiCorp Nomad Critical 9.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3382-r9q8-4hfg, GO-2022-0577, UBUNTU-CVE-2022-24685.