rhsa-2019_2966
Vulnerability from csaf_redhat
Published
2019-10-03 18:57
Modified
2024-11-13 22:09
Summary
Red Hat Security Advisory: Red Hat Quay v3.1.1 security update

Notes

Topic
Updated Quay packages that fix several bugs and add various enhancements are now available. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Quay 3.1.1 errata release, including: Security Fix(es): * HTTP/2: large amount of data requests leads to denial of service (CVE-2019-9511) * HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512) * HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption (CVE-2019-9513) * HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514) * HTTP/2: 0-length headers lead to denial of service (CVE-2019-9516) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * Fixed repository mirror credentials properly escaped to allow special characters * Fixed repository mirror UI cancel button enabled * Fixed repository mirror UI change next sync date
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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{
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    "category": "csaf_security_advisory",
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    "notes": [
      {
        "category": "summary",
        "text": "Updated Quay packages that fix several bugs and add various enhancements are now available.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "Quay 3.1.1 errata release, including:\n\nSecurity Fix(es):\n\n* HTTP/2: large amount of data requests leads to denial of service (CVE-2019-9511)\n\n* HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512)\n\n* HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption (CVE-2019-9513)\n\n* HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514)\n\n* HTTP/2: 0-length headers lead to denial of service (CVE-2019-9516)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nBug Fix(es):\n\n* Fixed repository mirror credentials properly escaped to allow special characters\n* Fixed repository mirror UI cancel button enabled\n* Fixed repository mirror UI change next sync date",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
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        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhsa-2019_2966.json"
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    ],
    "title": "Red Hat Security Advisory: Red Hat Quay v3.1.1 security update",
    "tracking": {
      "current_release_date": "2024-11-13T22:09:22+00:00",
      "generator": {
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          "product_id": "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
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  "vulnerabilities": [
    {
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      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2019-08-01T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1741860"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in HTTP/2. An attacker can request a large amount of data by manipulating window size and stream priority to force the server to queue the data in 1-byte chunks. Depending on how efficiently this data is queued, this queue can consume excess CPU, memory, or both, leading to a denial of service. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "HTTP/2: large amount of data requests leads to denial of service",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "There are no mitigations available for nghttp2 and nodejs. Both packages will be updated once the available fixes are released for Red Hat Enterprise Linux and Red Hat Software Collections.\n\nThe nodejs RPM shipped in OpenShift Container Platform 3.9 and 3.10 is not affected by this flaw as it does not contain the vulnerable code.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-9511"
        },
        {
          "category": "external",
          "summary": "RHBZ#1741860",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1741860"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-9511",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-9511"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9511",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9511"
        },
        {
          "category": "external",
          "summary": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md",
          "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md"
        },
        {
          "category": "external",
          "summary": "https://kb.cert.org/vuls/id/605641/",
          "url": "https://kb.cert.org/vuls/id/605641/"
        },
        {
          "category": "external",
          "summary": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/",
          "url": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/"
        },
        {
          "category": "external",
          "summary": "https://www.nginx.com/blog/nginx-updates-mitigate-august-2019-http-2-vulnerabilities/",
          "url": "https://www.nginx.com/blog/nginx-updates-mitigate-august-2019-http-2-vulnerabilities/"
        }
      ],
      "release_date": "2019-08-13T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2019-10-03T18:57:22+00:00",
          "details": "Please download the release images via:\n\nquay.io/redhat/quay:v3.1.1\nquay.io/redhat/clair-jwt:v3.1.1\nquay.io/redhat/quay-builder:v3.1.1",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2019:2966"
        },
        {
          "category": "workaround",
          "details": "Red Hat Quay 3.0 uses Nginx 1.12 from Red Hat Software Collections. It will be updated once a fixed is released for Software Collections. In the meantime users of Quay can disable http/2 support in Nginx by following these instructions:\n\n1. Copy the Nginx configuration from the quay container to the host\n$ docker cp 3aadf1421ba3:/quay-registry/conf/nginx/ /mnt/quay/nginx\n\n2. Edit the Nginx configuration, removing http/2 support\n$ sed -i \u0027s/http2 //g\u0027 /mnt/quay/nginx/nginx.conf\n\n3. Restart Nginx with the new configuration mounted into the container, eg:\n$ docker run --restart=always -p 443:8443 -p 80:8080 --sysctl net.core.somaxconn=4096 -v /mnt/quay/config:/conf/stack:Z -v /mnt/quay/storage:/datastorage -v /mnt/quay/nginx:/quay-registry/config/nginx:Z -d quay.io/redhat/quay:v3.0.3",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "products": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "HTTP/2: large amount of data requests leads to denial of service"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "the Envoy security team"
          ]
        }
      ],
      "cve": "CVE-2019-9512",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2019-08-01T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1735645"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in HTTP/2. Using PING frames and queuing of response PING ACK frames, a flood attack could occur resulting in unbounded memory growth. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "HTTP/2: flood using PING frames results in unbounded memory growth",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The golang package in Red Hat OpenStack Platform 9 Operational Tools will not be updated for this flaw because it is in technical preview and is retiring as of 24.Aug.2019.\nThis issue did not affect the versions of grafana(embeds golang) as shipped with Red Hat Ceph Storage 2 and Red Hat Gluster Storage 3 as they did not include the support for HTTP/2.\nThe following storage product versions are affected because they include the support for HTTP/2 in:\n* golang as shipped with Red Hat Gluster Storage 3, Red Hat Ceph Storage 2 and Red Hat Ceph Storage 3\n* heketi(embeds golang) as shipped with Red Hat Gluster Storage 3\n* grafana(embeds golang and grpc) as shipped with Red Hat Ceph Storage 3\nThis flaw has no available mitigation for packages golang and nodejs. Both packages will be updated once the available fixes are released for Red Hat Enterprise Linux and Red Hat Software Collections.\n\nThe nodejs RPM shipped in OpenShift Container Platform 3.9 and 3.10 is not affected by this flaw as it does not contain the vulnerable code.\n\nAll OpenShift Container Platform RPMs and container images that are built with Go and support HTTP/2 are vulnerable to this flaw.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-9512"
        },
        {
          "category": "external",
          "summary": "RHBZ#1735645",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1735645"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-9512",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-9512"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9512",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9512"
        },
        {
          "category": "external",
          "summary": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md",
          "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md"
        },
        {
          "category": "external",
          "summary": "https://groups.google.com/forum/#!topic/golang-announce/65QixT3tcmg",
          "url": "https://groups.google.com/forum/#!topic/golang-announce/65QixT3tcmg"
        },
        {
          "category": "external",
          "summary": "https://groups.google.com/forum/#!topic/kubernetes-security-announce/wlHLHit1BqA",
          "url": "https://groups.google.com/forum/#!topic/kubernetes-security-announce/wlHLHit1BqA"
        },
        {
          "category": "external",
          "summary": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/",
          "url": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/"
        },
        {
          "category": "external",
          "summary": "https://www.mail-archive.com/grpc-io@googlegroups.com/msg06408.html",
          "url": "https://www.mail-archive.com/grpc-io@googlegroups.com/msg06408.html"
        }
      ],
      "release_date": "2019-08-13T17:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2019-10-03T18:57:22+00:00",
          "details": "Please download the release images via:\n\nquay.io/redhat/quay:v3.1.1\nquay.io/redhat/clair-jwt:v3.1.1\nquay.io/redhat/quay-builder:v3.1.1",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2019:2966"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "HTTP/2: flood using PING frames results in unbounded memory growth"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "the Envoy security team"
          ]
        }
      ],
      "cve": "CVE-2019-9513",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2019-08-01T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1735741"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in HTTP/2. An attacker, using PRIORITY frames to flood the system, could cause excessive CPU usage and starvation of other clients. The largest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "HTTP/2: flood using PRIORITY frames results in excessive resource consumption",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This flaw has no available mitigation for packages nghttp2 and nodejs. Both packages will be updated once the available fixes are released for Red Hat Enterprise Linux and Red Hat Software Collections.\n\nThe nodejs RPM shipped in OpenShift Container Platform 3.9 and 3.10 is not affected by this flaw as it does not contain the vulnerable code.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-9513"
        },
        {
          "category": "external",
          "summary": "RHBZ#1735741",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1735741"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-9513",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-9513"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9513",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9513"
        },
        {
          "category": "external",
          "summary": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md",
          "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md"
        },
        {
          "category": "external",
          "summary": "https://nghttp2.org/blog/2019/08/19/nghttp2-v1-39-2/",
          "url": "https://nghttp2.org/blog/2019/08/19/nghttp2-v1-39-2/"
        },
        {
          "category": "external",
          "summary": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/",
          "url": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/"
        },
        {
          "category": "external",
          "summary": "https://www.nginx.com/blog/nginx-updates-mitigate-august-2019-http-2-vulnerabilities/",
          "url": "https://www.nginx.com/blog/nginx-updates-mitigate-august-2019-http-2-vulnerabilities/"
        }
      ],
      "release_date": "2019-08-13T17:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2019-10-03T18:57:22+00:00",
          "details": "Please download the release images via:\n\nquay.io/redhat/quay:v3.1.1\nquay.io/redhat/clair-jwt:v3.1.1\nquay.io/redhat/quay-builder:v3.1.1",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2019:2966"
        },
        {
          "category": "workaround",
          "details": "Red Hat Quay 3.0 uses Nginx 1.12 from Red Hat Software Collections. It will be updated once a fixed is released for Software Collections. In the meantime users of Quay can disable http/2 support in Nginx by following these instructions:\n\n1. Copy the Nginx configuration from the quay container to the host\n$ docker cp 3aadf1421ba3:/quay-registry/conf/nginx/ /mnt/quay/nginx\n\n2. Edit the Nginx configuration, removing http/2 support\n$ sed -i \u0027s/http2 //g\u0027 /mnt/quay/nginx/nginx.conf\n\n3. Restart Nginx with the new configuration mounted into the container, eg:\n$ docker run --restart=always -p 443:8443 -p 80:8080 --sysctl net.core.somaxconn=4096 -v /mnt/quay/config:/conf/stack:Z -v /mnt/quay/storage:/datastorage -v /mnt/quay/nginx:/quay-registry/config/nginx:Z -d quay.io/redhat/quay:v3.0.3",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "HTTP/2: flood using PRIORITY frames results in excessive resource consumption"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "the Envoy security team"
          ]
        }
      ],
      "cve": "CVE-2019-9514",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2019-08-01T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1735744"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in HTTP/2. Using HEADER frames with invalid HTTP headers and queuing of response RST_STREAM frames, an attacker could cause a flood resulting in unbounded memory growth. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "HTTP/2: flood using HEADERS frames results in unbounded memory growth",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The golang package in Red Hat OpenStack Platform 9 Operational Tools will not be updated for this flaw because it is in technical preview and is retiring as of 24.Aug.2019.\nThis issue did not affect the versions of grafana(embeds golang) as shipped with Red Hat Ceph Storage 2 and Red Hat Gluster Storage 3 as they did not include the support for HTTP/2.\nThe following storage product versions are affected because they include the support for HTTP/2 in:\n* golang as shipped with Red Hat Gluster Storage 3, Red Hat Ceph Storage 2 and Red Hat Ceph Storage 3\n* heketi(embeds golang) as shipped with Red Hat Gluster Storage 3\n* grafana(embeds golang and grpc) as shipped with Red Hat Ceph Storage 3\nThis flaw has no available mitigation for packages golang and nodejs. Both packages will be updated once the available fixes are released for Red Hat Enterprise Linux and Red Hat Software Collections.\n\nThe nodejs RPM shipped in OpenShift Container Platform 3.9 and 3.10 is not affected by this flaw as it does not contain the vulnerable code.\n\nAll OpenShift Container Platform RPMs and container images that are built with Go and support HTTP/2 are vulnerable to this flaw.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-9514"
        },
        {
          "category": "external",
          "summary": "RHBZ#1735744",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1735744"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-9514",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-9514"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9514",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9514"
        },
        {
          "category": "external",
          "summary": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md",
          "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md"
        },
        {
          "category": "external",
          "summary": "https://groups.google.com/forum/#!topic/golang-announce/65QixT3tcmg",
          "url": "https://groups.google.com/forum/#!topic/golang-announce/65QixT3tcmg"
        },
        {
          "category": "external",
          "summary": "https://groups.google.com/forum/#!topic/kubernetes-security-announce/wlHLHit1BqA",
          "url": "https://groups.google.com/forum/#!topic/kubernetes-security-announce/wlHLHit1BqA"
        },
        {
          "category": "external",
          "summary": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/",
          "url": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/"
        },
        {
          "category": "external",
          "summary": "https://www.mail-archive.com/grpc-io@googlegroups.com/msg06408.html",
          "url": "https://www.mail-archive.com/grpc-io@googlegroups.com/msg06408.html"
        }
      ],
      "release_date": "2019-08-13T17:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2019-10-03T18:57:22+00:00",
          "details": "Please download the release images via:\n\nquay.io/redhat/quay:v3.1.1\nquay.io/redhat/clair-jwt:v3.1.1\nquay.io/redhat/quay-builder:v3.1.1",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2019:2966"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "HTTP/2: flood using HEADERS frames results in unbounded memory growth"
    },
    {
      "cve": "CVE-2019-9516",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2019-08-16T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1741864"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in HTTP/2. An attacker, sending a stream of header with a 0-length header name and a 0-length header value, could cause some implementations to allocate memory for these headers and keep the allocations alive until the session dies. The can consume excess memory, potentially leading to a denial of service. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "HTTP/2: 0-length headers lead to denial of service",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This flaw has no available mitigation for nodejs package. It will be updated once the available fixes are released for Red Hat Enterprise Linux and Red Hat Software Collections.\n\nThe nodejs RPM shipped in OpenShift Container Platform 3.9 and 3.10 is not affected by this flaw as it does not contain the vulnerable code.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-9516"
        },
        {
          "category": "external",
          "summary": "RHBZ#1741864",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1741864"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-9516",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-9516"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9516",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9516"
        },
        {
          "category": "external",
          "summary": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md",
          "url": "https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-002.md"
        },
        {
          "category": "external",
          "summary": "https://github.com/nghttp2/nghttp2/issues/1382#",
          "url": "https://github.com/nghttp2/nghttp2/issues/1382#"
        },
        {
          "category": "external",
          "summary": "https://kb.cert.org/vuls/id/605641/",
          "url": "https://kb.cert.org/vuls/id/605641/"
        },
        {
          "category": "external",
          "summary": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/",
          "url": "https://nodejs.org/en/blog/vulnerability/aug-2019-security-releases/"
        },
        {
          "category": "external",
          "summary": "https://www.nginx.com/blog/nginx-updates-mitigate-august-2019-http-2-vulnerabilities/",
          "url": "https://www.nginx.com/blog/nginx-updates-mitigate-august-2019-http-2-vulnerabilities/"
        }
      ],
      "release_date": "2019-08-13T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2019-10-03T18:57:22+00:00",
          "details": "Please download the release images via:\n\nquay.io/redhat/quay:v3.1.1\nquay.io/redhat/clair-jwt:v3.1.1\nquay.io/redhat/quay-builder:v3.1.1",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2019:2966"
        },
        {
          "category": "workaround",
          "details": "Red Hat Quay 3.0 uses Nginx 1.12 from Red Hat Software Collections. It will be updated once a fixed is released for Software Collections. In the meantime users of Quay can disable http/2 support in Nginx by following these instructions:\n\n1. Copy the Nginx configuration from the quay container to the host\n$ docker cp 3aadf1421ba3:/quay-registry/conf/nginx/ /mnt/quay/nginx\n\n2. Edit the Nginx configuration, removing http/2 support\n$ sed -i \u0027s/http2 //g\u0027 /mnt/quay/nginx/nginx.conf\n\n3. Restart Nginx with the new configuration mounted into the container, eg:\n$ docker run --restart=always -p 443:8443 -p 80:8080 --sysctl net.core.somaxconn=4096 -v /mnt/quay/config:/conf/stack:Z -v /mnt/quay/storage:/datastorage -v /mnt/quay/nginx:/quay-registry/config/nginx:Z -d quay.io/redhat/quay:v3.0.3",
          "product_ids": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "products": [
            "7Server-RH7-Quay-3:quay3/clair-jwt@sha256:57bfdaaa1d1cf6683474b7f032215b7af109e35e0a83aa6beb0a79b7ac565821_amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "HTTP/2: 0-length headers lead to denial of service"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.