Network Appliance Data ONTAP 7.0 and earlier allows iSCSI Initiators to bypass iSCSI authentication via a modified client that skips the Security (Start) mode, as required by the Login Negotiation protocol, and uses Operational mode without proving identity.
Exploitability
AV:NAC:LAu:NImpact
C:PI:PA:P7.5/AV:N/AC:L/Au:N/C:P/I:P/A:P