Junos Pulse Secure Access Service (IVE) 7.1 before 7.1r5, 7.2 before 7.2r10, 7.3 before 7.3r6, and 7.4 before 7.4r3 and Junos Pulse Access Control Service (UAC) 4.1 before 4.1r8.1, 4.2 before 4.2r5, 4.3 before 4.3r6 and 4.4 before 4.4r3, when a hardware SSL acceleration card is enabled, allows remote attackers to cause a denial of service (device hang) via a crafted packet.