EMC RSA Adaptive Authentication On-Premise (AAOP) 6.0.2.1 SP1 Patch 2, SP1 Patch 3, SP2, SP2 Patch 1, and SP3 does not properly implement Device Recovery and Device Identification, which might allow remote attackers to bypass intended security restrictions on a (1) previously non-registered device or (2) registered device by sending unspecified "data elements."