Impact of HTTP/2 CONTINUATION frames being utilized for DoS attacks on Cloud Software Group Products

Impact of HTTP/2 CONTINUATION frames being utilized for DoS attacks on Cloud Software Group Products

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Article ID: CTX633241

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Updated On:

Description

Cloud Software Group is aware of the reports describing HTTP/2 CONTINUATION frames being utilized for DoS attacks.

Cloud Software Group continues to investigate any potential impact on Cloud Software Group-managed cloud services. If, as the investigation continues, any Cloud Software Group-managed services are found to be affected by this issue, Cloud Software Group will take immediate action to remediate the problem. Customers using Cloud Software Group-managed cloud services do not need to take any action. 

Cloud Software Group has investigated the potential impact on customer-managed (on-premises) products. Please see the status of these products below.

 

Product

Status

NetScaler ADC 

Not impacted (all platforms) 

NetScaler Application Delivery Management 

Not impacted 

Citrix Endpoint Management 

Not impacted 

Citrix Hypervisor (XenServer) 

Not impacted 

Citrix License Server 

Not impacted

Citrix Secure Private Access

Not impacted

Citrix Storefront 

Not impacted 

Citrix Virtual Apps and Desktops 

Not impacted 

What Customers Should Do

Customers do not need to take any action in response to this issue. 

Changelog

2024/04/08Initial Publication