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CVE-2021-32923

7.4 · HIGH

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…

Published Jun 3, 2021CWE-613EPSS 1.38%

Overview

CVE-2021-32923 is a high-severity vulnerability. It was published on June 3, 2021 and has a CVSS 3.1 base score of 7.4 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refdiscuss.hashicorp.com/t/hcsec-2021-15-vault-renewed-nearly-expired-leases-with-incorrect-non-expiring-ttls/24603Refsecurity.gentoo.org/glsa/202207-01Refwww.hashicorp.com/blog/category/vault/Refdiscuss.hashicorp.com/t/hcsec-2021-15-vault-renewed-nearly-expired-leases-with-incorrect-non-expiring-ttls/24603Refsecurity.gentoo.org/glsa/202207-01Refwww.hashicorp.com/blog/category/vault/

How CyberStrike helps

Frequently asked questions

What is CVE-2021-32923?

CVE-2021-32923 is a high-severity vulnerability. It was published on June 3, 2021 and has a CVSS 3.1 base score of 7.4 (HIGH).

How severe is CVE-2021-32923?

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-32923?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-32923?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-32923 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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