CVE-2021-43998

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.

Published: Nov 30, 2021
Updated: May 9, 2024
CVE: CVE-2021-43998
GHSA: GHSA-pfmw-vj74-ph8g
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 6.5
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

CVSS v2:

Severity: Medium
Score: 5.5
AV:N/AC:L/Au:S/C:P/I:P/A:N

CWEs:

CWE-732

Affected Software
References

Software	From	Fixed in
hashicorp / vault	0.11.0	1.7.5.x
hashicorp / vault	1.8.4	1.8.4.x
github.com/hashicorp/vault	0.11.0	1.7.6
github.com/hashicorp/vault	1.8.0	1.8.5

https://discuss.hashicorp.com/t/hcsec-2021-30-vaults-templated-acl-policies-matched-first-created-alias-per-entity-and-auth-backend/32132
https://security.gentoo.org/glsa/202207-01

Vulnerability Database

CVE-2021-43998