The web-based GUI in Cisco Firepower Management Center 4.x and 5.x before 5.3.0.3, 5.3.1.x before 5.3.1.2, and 5.4.x before 5.4.0.1 and Cisco Adaptive Security Appliance (ASA) Software on 5500-X devices with FirePOWER Services 4.x and 5.x before 5.3.0.3, 5.3.1.x before 5.3.1.2, and 5.4.x before 5.4.0.1 allows remote authenticated users to increase user-account privileges via crafted HTTP requests, aka Bug ID CSCur25483.