HashiCorp Vault and Vault Enterprise versions 1.0 and newer allowed leases created with a batch token to outlive their TTL because expiration time was not scheduled correctly. Fixed in 1.4.7 and 1.5.4.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25816
Reference (s):
- https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#154
- https://www.hashicorp.com/blog/category/vault