CVE-2021-32923

Name: CVE-2021-32923
Creator: NVD / NIST
Published: 2021-06-03T11:15:08.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 1.38%

Last modified Jun 17, 2026

CVE-2021-32923 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. HashiCorp Vault and Vault Enterprise allowed the renewal of nearly-expired token leases and dynamic secret leases (specifically, those within 1 second of their maximum TTL), which caused them to be incorrectly treated as non-expiring during subsequent use. Fixed in 1.5.9, 1.6.5, and 1.7.2.. EPSS estimates a 1.38% chance of exploitation in the next 30 days.

Description

HashiCorp Vault and Vault Enterprise allowed the renewal of nearly-expired token leases and dynamic secret leases (specifically, those within 1 second of their maximum TTL), which caused them to be incorrectly treated as non-expiring during subsequent use. Fixed in 1.5.9, 1.6.5, and 1.7.2.

Metrics

CVSS 3.1

7.4/10

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

EPSS Probability

1.38%

68.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-613

Affected Software

Vendor	Product	Versions
Hashicorp	Vault	>= 0.10.0, < 1.5.9
Hashicorp	Vault	>= 1.6.0, < 1.6.5
Hashicorp	Vault	>= 1.7.0, < 1.7.2

References

https://discuss.hashicorp.com/t/hcsec-2021-15-vault-renewed-nearly-expired-leases-with-incorrect-non-expiring-ttls/24603Vendor Advisory
https://security.gentoo.org/glsa/202207-01Third Party Advisory
https://www.hashicorp.com/blog/category/vault/Product, Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-15-vault-renewed-nearly-expired-leases-with-incorrect-non-expiring-ttls/24603Vendor Advisory
https://security.gentoo.org/glsa/202207-01Third Party Advisory
https://www.hashicorp.com/blog/category/vault/Product, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-32923?

How severe is CVE-2021-32923?

CVE-2021-32923 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 1.38% probability of exploitation in the next 30 days.

How do I fix CVE-2021-32923?

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-2021-32923?

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

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Source: NVD / NIST