CVE-2019-9515
Vulnerability from cvelistv5
Published
2019-08-13 20:50
Modified
2024-08-04 21:54
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service
References
cret@cert.orghttp://lists.opensuse.org/opensuse-security-announce/2019-09/msg00031.htmlMailing List, Third Party Advisory
cret@cert.orghttp://lists.opensuse.org/opensuse-security-announce/2019-09/msg00032.htmlMailing List, Third Party Advisory
cret@cert.orghttp://seclists.org/fulldisclosure/2019/Aug/16Mailing List, Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:2766Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:2796Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:2861Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:2925Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:2939Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:2955Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:3892Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4018Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4019Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4020Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4021Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4040Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4041Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4042Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4045Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2019:4352Third Party Advisory
cret@cert.orghttps://access.redhat.com/errata/RHSA-2020:0727Third Party Advisory
cret@cert.orghttps://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.mdThird Party Advisory
cret@cert.orghttps://kb.cert.org/vuls/id/605641/Third Party Advisory, US Government Resource
cret@cert.orghttps://kc.mcafee.com/corporate/index?page=content&id=SB10296Third Party Advisory
cret@cert.orghttps://lists.apache.org/thread.html/392108390cef48af647a2e47b7fd5380e050e35ae8d1aa2030254c04%40%3Cusers.trafficserver.apache.org%3E
cret@cert.orghttps://lists.apache.org/thread.html/ad3d01e767199c1aed8033bb6b3f5bf98c011c7c536f07a5d34b3c19%40%3Cannounce.trafficserver.apache.org%3E
cret@cert.orghttps://lists.apache.org/thread.html/bde52309316ae798186d783a5e29f4ad1527f61c9219a289d0eee0a7%40%3Cdev.trafficserver.apache.org%3E
cret@cert.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ZQGHE3WTYLYAYJEIDJVF2FIGQTAYPMC/
cret@cert.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CMNFX5MNYRWWIMO4BTKYQCGUDMHO3AXP/
cret@cert.orghttps://seclists.org/bugtraq/2019/Aug/24Mailing List, Third Party Advisory
cret@cert.orghttps://seclists.org/bugtraq/2019/Aug/43Mailing List, Third Party Advisory
cret@cert.orghttps://seclists.org/bugtraq/2019/Sep/18Mailing List, Third Party Advisory
cret@cert.orghttps://security.netapp.com/advisory/ntap-20190823-0005/Third Party Advisory
cret@cert.orghttps://support.f5.com/csp/article/K50233772Third Party Advisory
cret@cert.orghttps://support.f5.com/csp/article/K50233772?utm_source=f5support&amp%3Butm_medium=RSS
cret@cert.orghttps://usn.ubuntu.com/4308-1/Third Party Advisory
cret@cert.orghttps://www.debian.org/security/2019/dsa-4508Third Party Advisory
cret@cert.orghttps://www.debian.org/security/2019/dsa-4520Third Party Advisory
cret@cert.orghttps://www.synology.com/security/advisory/Synology_SA_19_33Third Party Advisory
Impacted products
n/an/a
Show details on NVD website

To clipboard 

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        "title": "CVE Program Container"
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    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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      "credits": [
        {
          "lang": "en",
          "value": "Thanks to Jonathan Looney of Netflix for reporting this vulnerability."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service. The attacker sends a stream of SETTINGS frames to the peer. Since the RFC requires that the peer reply with one acknowledgement per SETTINGS frame, an empty SETTINGS frame is almost equivalent in behavior to a ping. Depending on how efficiently this data is queued, this can consume excess CPU, memory, or both."
        }
      ],
      "metrics": [
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          "cvssV3_0": {
            "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"
          }
        }
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      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-400",
              "description": "CWE-400 Uncontrolled Resource Consumption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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