EMC Isilon InsightIQ is affected by an authentication bypass vulnerability that could potentially be exploited by attackers to compromise the affected system. Versions affected include 4.1.0, 4.0.1, 4.0.0, 3.2.2, 3.2.1, 3.2.0, 3.1.1, 3.1.0, 3.0.1, and 3.0.0.