Templated ACL Policy Flaw in HashiCorp Vault and Vault Enterprise
CVE-2021-43998

6.5MEDIUM

Key Information:

Vendor

Hashicorp
Status
Vault
Vendor
CVE Published:
30 November 2021

What is CVE-2021-43998?

HashiCorp Vault and Vault Enterprise versions 0.11.0 through 1.7.5 and 1.8.4 present a vulnerability where templated ACL policies fail to enforce correctly due to always referencing the first created entity alias among multiple aliases for a given entity. This issue can lead to potential misconfigurations in policy application, affecting security and access controls. Users are advised to update to Vault and Vault Enterprise versions 1.7.6, 1.8.5, or 1.9.0 to mitigate this vulnerability.

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References

https://discuss.hashicorp.com/t/hcsec-2021-30-vaults-temp...
x_refsource_MISC
https://security.gentoo.org/glsa/202207-01
vendor-advisoryx_refsource_GENTOO

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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