Patching the Citrix ADC Bug Doesn’t Mean You Weren’t Hacked


Citrix on Friday released the final patch for the critical vulnerability tracked as CVE-2019-19781 in its affected appliances. Many organizations are still at risk, though, as they continue to run Citrix servers without a fix or the advised mitigations.

This security flaw is as bad as it can be since it allows unauthenticated attackers to directly access a company’s local network from the internet and run code via directory traversal.

It affects the Citrix Application Delivery Controller (ADC), Citrix Gateway, and Citrix SD-WAN WANOP appliances.

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