Citrix Warns of Password Spraying Attacks Targeting NetScaler Appliances - SecurityWeek

Citrix warns of password spraying attacks targeting NetScaler and NetScaler Gateway appliances, potentially leading to denial-of-service conditions. The attacks, which involve trying a small set of passwords against multiple accounts, can overwhelm appliances and cause service disruptions. Mitigation strategies include enabling multi-factor authentication, blocking rogue authentication requests, and implementing log rotation.