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CVE-2024-31309

HTTP/2 CONTINUATION DoS attack can cause Apache Traffic Server to consume more resources on the server.

Impact

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 issue.

Affected products

VendorProductAffected versions
ApacheTraffic Server
from 8.0.0 before 8.1.10
from 9.0.0 before 9.2.4
DebianDebian Linux
Version 10.0
FedoraprojectFedora
Versions 38, 39, 40

Weakness classification

CWE-20

References