The latest iOS 9.3.5 update only protects previously uninfected devices from future infections exploiting these flaws. The update does not uninstall or detect Pegasus on infected devices. Pegasus can also circumvent iOS security controls and encryption including all MDM, containers, and VPNs.
Lookout has published findings on a sophisticated, targeted, and persistent mobile attack using Trident iOS vulnerabilities. The attack allows an adversary to silently jailbreak an iOS device and is further proof that mobile platforms are fertile ground for gathering sensitive information.
Contact us to learn more about this threat and whether your organization is impacted.