What’s Vulnerable › Vulnerabilities

CVE-2019-14802

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-12-26 · updated 2026-06-17
• Weakness: CWE-200

Description

HashiCorp Nomad 0.5.0 through 0.9.4 (fixed in 0.9.5) reveals unintended environment variables to the rendering task during template rendering, aka GHSA-6hv3-7c34-4hx8. This applies to nomad/client/allocrunner/taskrunner/template.

Affected products

• HashiCorp Nomad Enterprise: from 0.5.0 before 0.9.5 — fixed in 0.9.5

How to fix

Upgrade to a fixed version: HashiCorp Nomad Enterprise 0.9.5. Check the vendor advisory for mitigations.

References

• https://advisories.gitlab.com/advisory/advgo_github_com_hashicorp_nomad_client_allocrunner_taskrunner_template_GMS_2022_818.html
• https://www.hashicorp.com/blog/category/nomad
• https://advisories.gitlab.com/advisory/advgo_github_com_hashicorp_nomad_client_allocrunner_taskrunner_template_GMS_2022_818.html
• https://www.hashicorp.com/blog/category/nomad

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