Severity: moderate

Affected versions:

- Apache Traffic Server 8.0.0 through 8.1.9
- Apache Traffic Server 9.0.0 through 9.2.3


HTTP/2 CONTINUATION DoS attack can cause Apache Traffic Server to consume more 
resources on the server.  Version from 8.0.0 through 8.1.9, from 9.0.0 through 
9.2.3 are affected.

Users can set a new setting 
(proxy.config.http2.max_continuation_frames_per_minute) to limit the number of 
CONTINUATION frames per minute.  ATS does have a fixed amount of memory a 
request can use and ATS adheres to these limits in previous releases.
Users are recommended to upgrade to versions 8.1.10 or 9.2.4 which fixes the 


Bartek Nowotarski (reporter)


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