HIGH 8.1 Go
HashiCorp Vault and Vault Enterprise's AWS Auth method may be susceptible to authentication bypass
GHSA-9g4h-h484-3578 · BIT-vault-2025-11621 · CVE-2025-11621 · GO-2025-4070
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Description
Vault and Vault Enterprise's ("Vault") AWS Auth method may be susceptible to authentication bypass if the role of the configured bound_principal_iam is the same across AWS accounts, or uses a wildcard. This vulnerability is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.21.0, 1.20.5, 1.19.11, and 1.16.27.
References
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-11621
- WEB https://github.com/hashicorp/vault/commit/8d07273d14ae7f5a48cc96f66cc86615dea83390
- WEB https://discuss.hashicorp.com/t/hcsec-2025-30-vault-aws-auth-method-authentication-bypass-through-mishandling-of-cache-entries/76709
- PACKAGE https://github.com/hashicorp/vault
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