A vulnerability has been discovered in Citrix Gateway and Citrix ADC which could allow for remote code execution. Citrix ADC and Gateway is an Application Delivery Controller and a gateway service to products respectively. Successful exploitation of this vulnerability could allow an unauthenticated remote attacker to perform arbitrary code execution. Depending on the permission associated with the application running the exploit, an attacker could then install programs; view, change, or delete data.

Read more... Cyber Security Advisories - MS-ISAC