MobileIron Mobile@Work through 2021-03-22 allows attackers to distinguish among valid, disabled, and nonexistent user accounts by observing the number of failed login attempts needed to produce a Lockout error messageReferenceshttps://www.mobileiron.com/en/blog/mobileiron-security-updates-availablehttps://www.optiv.com/explore-optiv-insights/source-zero/mobileiron-mdm-contains-static-key-allowing-account-enumerationhttps://github.com/optiv/rustyIron