CVE-2021-43415

Name: CVE-2021-43415
Creator: NVD / NIST
Published: 2021-12-03T22:15:07.757+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.18%

Last modified Jun 17, 2026

CVE-2021-43415 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task driver enabled, allowed authenticated users with job submission capabilities to bypass the configured allowed image paths. Fixed in 1.0.14, 1.1.8, and 1.2.1.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

Description

HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task driver enabled, allowed authenticated users with job submission capabilities to bypass the configured allowed image paths. Fixed in 1.0.14, 1.1.8, and 1.2.1.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.18%

63.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Hashicorp	Nomad	>= 1.0.0, < 1.0.14
Hashicorp	Nomad	>= 1.1.0, < 1.1.8
Hashicorp	Nomad	1.2.0

References

https://discuss.hashicorp.com/t/hcsec-2021-31-nomad-qemu-task-driver-allowed-paths-bypass-with-job-args/32288Mitigation, Vendor Advisory
https://www.hashicorp.com/blog/category/nomadProduct, Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-31-nomad-qemu-task-driver-allowed-paths-bypass-with-job-args/32288Mitigation, Vendor Advisory
https://www.hashicorp.com/blog/category/nomadProduct, Vendor Advisory

Timeline

Published: Dec 3, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43415?

How severe is CVE-2021-43415?

CVE-2021-43415 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43415?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-43415?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST