What is CVE-2019-19316?

CVE-2019-19316 is a high-severity vulnerability in Hashicorp Terraform, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2019-12-02.

How severe is CVE-2019-19316?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Hashicorp Terraform

CVE-2019-19316

When using the Azure backend with a shared access signature (SAS), Terraform versions prior to 0.12.17 may transmit the token and state snapshot using cleartext HTTP.

Published 2019-12-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.5th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 61.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Hashicorp Terraform

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

References

github.com/hashicorp/terraform/security/advisories/GHSA-4rvg-555h-r626 (Third Party Advisory)

Frequently asked questions

What is CVE-2019-19316?: CVE-2019-19316 is a high-severity vulnerability in Hashicorp Terraform, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2019-12-02.
How severe is CVE-2019-19316?: High severity. CVSS v3 base score is 7.5 out of 10.