Security Bulletin: Vault PKI ACME Issues Certificate With Unvalidated SANs

Summary Vault's PKI secrets engine ACME server did not restrict certificate identities that ACME challenges do not validate when issuing certificates under the default directory policy. This may allow an ACME client to obtain a certificate containing unverified identity claims, potentially enabli...

Vault PKI ACME Default Directory Policy May Issue Certificates With Unverified Identities

Summary Vault’s PKI secrets engine ACME server did not restrict certificate identities that ACME challenges do not validate when issuing certificates under the default directory policy. This may allow an ACME client to obtain a certificate containing unverified identity claims, potentially enabli...