The attacker could hijack the network and initiate the ACME protocol against the CA in the CAA field. There is a draft for dns-account-01 which allows one to specify an ACME account which is authorized for updates (which uses the account key (and not cert key)):
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The attacker could hijack the network and initiate the ACME protocol against the CA in the CAA field. There is a draft for dns-account-01 which allows one to specify an ACME account which is authorized for updates (which uses the account key (and not cert key)):
* https://datatracker.ietf.org/doc/html/draft-ietf-acme-dns-ac...