CVE-2021-43998 Information

Description

HashiCorp Vault and Vault Enterprise 0.11.0 up to 1.7.5 and 1.8.4 templated ACL policies would always match the first-created entity alias if multiple entity aliases exist for a specified entity and mount combination potentially resulting in incorrect policy enforcement. Fixed in Vault and Vault Enterprise 1.7.6 1.8.5 and 1.9.0.

CVSS Vector

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

Reference

https://discuss.hashicorp.com/t/hcsec-2021-30-vaults-templated-acl-policies-matched-first-created-alias-per-entity-and-auth-backend/32132

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5