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{
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"CVE_data_meta" : {
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"AKA" : "HTTP/2 Empty Frame Flooding" ,
"ASSIGNER" : "cert@cert.org" ,
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"ID" : "CVE-2019-9518" ,
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"STATE" : "PUBLIC" ,
"TITLE" : "Some HTTP/2 implementations are vulnerable to a flood of empty frames, potentially leading to a denial of service"
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} ,
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"affects" : {
"vendor" : {
"vendor_data" : [
{
"product" : {
"product_data" : [
{
"product_name" : "n/a" ,
"version" : {
"version_data" : [
{
"version_value" : "n/a"
}
]
}
}
]
} ,
"vendor_name" : "n/a"
}
]
}
} ,
"credit" : [
{
"lang" : "eng" ,
"value" : "Thanks to Piotr Sikora of Google for reporting this vulnerability."
}
] ,
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"data_format" : "MITRE" ,
"data_type" : "CVE" ,
"data_version" : "4.0" ,
"description" : {
"description_data" : [
{
"lang" : "eng" ,
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"value" : "Some HTTP/2 implementations are vulnerable to a flood of empty frames, potentially leading to a denial of service. The attacker sends a stream of frames with an empty payload and without the end-of-stream flag. These frames can be DATA, HEADERS, CONTINUATION and/or PUSH_PROMISE. The peer spends time processing each frame disproportionate to attack bandwidth. This can consume excess CPU."
}
]
} ,
"generator" : {
"engine" : "Vulnogram 0.0.7"
} ,
"impact" : {
"cvss" : {
"attackComplexity" : "LOW" ,
"attackVector" : "NETWORK" ,
"availabilityImpact" : "HIGH" ,
"baseScore" : 7.5 ,
"baseSeverity" : "HIGH" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
"privilegesRequired" : "NONE" ,
"scope" : "UNCHANGED" ,
"userInteraction" : "NONE" ,
"vectorString" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" ,
"version" : "3.0"
}
} ,
"problemtype" : {
"problemtype_data" : [
{
"description" : [
{
"lang" : "eng" ,
"value" : "CWE-400 Uncontrolled Resource Consumption"
}
]
}
]
} ,
"references" : {
"reference_data" : [
{
"name" : "VU#605641" ,
"refsource" : "CERT-VN" ,
"url" : "https://kb.cert.org/vuls/id/605641/"
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} ,
{
"name" : "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md" ,
"refsource" : "MISC" ,
"url" : "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md"
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} ,
{
"refsource" : "BUGTRAQ" ,
"name" : "20190814 APPLE-SA-2019-08-13-5 SwiftNIO HTTP/2 1.5.0" ,
"url" : "https://seclists.org/bugtraq/2019/Aug/24"
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} ,
{
"refsource" : "FULLDISC" ,
"name" : "20190816 APPLE-SA-2019-08-13-5 SwiftNIO HTTP/2 1.5.0" ,
"url" : "http://seclists.org/fulldisclosure/2019/Aug/16"
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} ,
{
"refsource" : "CONFIRM" ,
"name" : "https://www.synology.com/security/advisory/Synology_SA_19_33" ,
"url" : "https://www.synology.com/security/advisory/Synology_SA_19_33"
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} ,
{
"refsource" : "CONFIRM" ,
"name" : "https://support.f5.com/csp/article/K46011592" ,
"url" : "https://support.f5.com/csp/article/K46011592"
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} ,
{
"refsource" : "MLIST" ,
"name" : "[trafficserver-announce] 20190820 ATS is vulnerable to a HTTP/2 attack with empty frames" ,
"url" : "https://lists.apache.org/thread.html/2653c56545573b528f3f6352a29eccaf498bd6fb2a6a59568d81a61d@%3Cannounce.trafficserver.apache.org%3E"
} ,
{
"refsource" : "MLIST" ,
"name" : "[trafficserver-users] 20190820 ATS is vulnerable to a HTTP/2 attack with empty frames" ,
"url" : "https://lists.apache.org/thread.html/091b518265bce56a16af87b77c8cfacda902a02079e866f9fdf13b61@%3Cusers.trafficserver.apache.org%3E"
} ,
{
"refsource" : "MLIST" ,
"name" : "[trafficserver-dev] 20190820 ATS is vulnerable to a HTTP/2 attack with empty frames" ,
"url" : "https://lists.apache.org/thread.html/ff5b0821a6985159a832ff6d1a4bd311ac07ecc7db1e2d8bab619107@%3Cdev.trafficserver.apache.org%3E"
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} ,
{
"refsource" : "CONFIRM" ,
"name" : "https://security.netapp.com/advisory/ntap-20190823-0005/" ,
"url" : "https://security.netapp.com/advisory/ntap-20190823-0005/"
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} ,
{
"refsource" : "FEDORA" ,
"name" : "FEDORA-2019-5a6a7bc12c" ,
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CMNFX5MNYRWWIMO4BTKYQCGUDMHO3AXP/"
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} ,
{
"refsource" : "FEDORA" ,
"name" : "FEDORA-2019-6a2980de56" ,
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4ZQGHE3WTYLYAYJEIDJVF2FIGQTAYPMC/"
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} ,
{
"refsource" : "DEBIAN" ,
"name" : "DSA-4520" ,
"url" : "https://www.debian.org/security/2019/dsa-4520"
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} ,
{
"refsource" : "BUGTRAQ" ,
"name" : "20190910 [SECURITY] [DSA 4520-1] trafficserver security update" ,
"url" : "https://seclists.org/bugtraq/2019/Sep/18"
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} ,
{
"refsource" : "SUSE" ,
"name" : "openSUSE-SU-2019:2114" ,
"url" : "http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00032.html"
} ,
{
"refsource" : "SUSE" ,
"name" : "openSUSE-SU-2019:2115" ,
"url" : "http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00031.html"
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} ,
{
"refsource" : "CONFIRM" ,
"name" : "https://kc.mcafee.com/corporate/index?page=content&id=SB10296" ,
"url" : "https://kc.mcafee.com/corporate/index?page=content&id=SB10296"
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} ,
{
"refsource" : "REDHAT" ,
"name" : "RHSA-2019:2925" ,
"url" : "https://access.redhat.com/errata/RHSA-2019:2925"
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} ,
{
"refsource" : "REDHAT" ,
"name" : "RHSA-2019:2939" ,
"url" : "https://access.redhat.com/errata/RHSA-2019:2939"
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} ,
{
"refsource" : "REDHAT" ,
"name" : "RHSA-2019:2955" ,
"url" : "https://access.redhat.com/errata/RHSA-2019:2955"
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} ,
{
"refsource" : "CONFIRM" ,
"name" : "https://support.f5.com/csp/article/K46011592?utm_source=f5support&utm_medium=RSS" ,
"url" : "https://support.f5.com/csp/article/K46011592?utm_source=f5support&utm_medium=RSS"
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} ,
{
"refsource" : "REDHAT" ,
"name" : "RHSA-2019:3892" ,
"url" : "https://access.redhat.com/errata/RHSA-2019:3892"
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} ,
{
"refsource" : "MLIST" ,
"name" : "[druid-commits] 20191115 [GitHub] [incubator-druid] ccaominh opened a new pull request #8878: Address security vulnerabilities" ,
"url" : "https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe@%3Ccommits.druid.apache.org%3E"
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} ,
{
"refsource" : "REDHAT" ,
"name" : "RHSA-2019:4352" ,
"url" : "https://access.redhat.com/errata/RHSA-2019:4352"
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}
]
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} ,
"source" : {
"discovery" : "UNKNOWN"
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}
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}
