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HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack)

🗓️ 17 Oct 2023 18:26:04Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 7 Views

HTTP/2 multiplexed streams allow rapid RST_STREAM frames causing server resource exhaustion and DoS.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2aarch64bpftool7.0.0-284.36.1.el9_2bpftool-7.0.0-284.36.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool7.0.0-284.36.1.el9_2bpftool-7.0.0-284.36.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool7.0.0-284.36.1.el9_2bpftool-7.0.0-284.36.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool7.0.0-284.36.1.el9_2bpftool-7.0.0-284.36.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64bpftool-debuginfo7.0.0-284.36.1.el9_2bpftool-debuginfo-7.0.0-284.36.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool-debuginfo7.0.0-284.36.1.el9_2bpftool-debuginfo-7.0.0-284.36.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool-debuginfo7.0.0-284.36.1.el9_2bpftool-debuginfo-7.0.0-284.36.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool-debuginfo7.0.0-284.36.1.el9_2bpftool-debuginfo-7.0.0-284.36.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux8aarch64containers-common3:1-36.rhaos4.13.el8containers-common-3:1-36.rhaos4.13.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lecontainers-common3:1-36.rhaos4.13.el8containers-common-3:1-36.rhaos4.13.el8.ppc64le.rpm
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16 Aug 2026 02:14Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.17.5
EPSS0.99999
SSVC
7