rhsa-2020_2798
Vulnerability from csaf_redhat
Published
2020-07-01 18:46
Modified
2024-11-22 15:25
Summary
Red Hat Security Advisory: Red Hat OpenShift Service Mesh 1.1 servicemesh-proxy security update

Notes

Topic
An update for servicemesh-proxy is now available for OpenShift Service Mesh 1.1. 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
Red Hat OpenShift Service Mesh is Red Hat's distribution of the Istio service mesh project, tailored for installation into an on-premise OpenShift Container Platform installation. Security Fix(es): * envoy: Resource exhaustion when accepting too many connections (CVE-2020-8663) * envoy: Resource exhaustion when proxying HTTP/2 requests or responses with small data frames (CVE-2020-12603) * envoy: Resource exhaustion when processing HTTP/1.1 headers with long field names (CVE-2020-12605) * envoy: Resource exhaustion via HTTP/2 client requests with large payloads and improper stream windows (CVE-2020-12604) 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.
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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        "text": "Red Hat OpenShift Service Mesh is Red Hat\u0027s distribution of the Istio service mesh project, tailored for installation into an on-premise OpenShift Container Platform installation.\n\nSecurity Fix(es):\n\n* envoy: Resource exhaustion when accepting too many connections (CVE-2020-8663)\n\n* envoy: Resource exhaustion when proxying HTTP/2 requests or responses with small data frames (CVE-2020-12603)\n\n* envoy: Resource exhaustion when processing HTTP/1.1 headers with long field names (CVE-2020-12605)\n\n* envoy: Resource exhaustion via HTTP/2 client requests with large payloads and improper stream windows (CVE-2020-12604)\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.",
        "title": "Details"
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            "attackVector": "NETWORK",
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            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
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          "title": "Vulnerability description"
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          "text": "envoy: Resource exhaustion when proxying HTTP/2 requests or responses with small data frames",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "A uncontrolled resource consumption vulnerability was found in Envoy. An attacker could craft many HTTP/2 requests (or responses) with very small data frames, to cause the proxy to consume excessive amounts of memory potentially resulting in a denial of service.",
          "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"
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          "url": "https://access.redhat.com/security/cve/CVE-2020-12603"
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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          ]
        }
      ],
      "threats": [
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          "details": "Important"
        }
      ],
      "title": "envoy: Resource exhaustion when proxying HTTP/2 requests or responses with small data frames"
    },
    {
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          "names": [
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          ]
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      "notes": [
        {
          "category": "description",
          "text": "Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier is susceptible to increased memory usage in the case where an HTTP/2 client requests a large payload but does not send enough window updates to consume the entire stream and does not reset the stream.",
          "title": "Vulnerability description"
        },
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          "title": "Vulnerability summary"
        },
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          "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"
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          "date": "2020-07-01T18:46:08+00:00",
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          ],
          "restart_required": {
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            "attackVector": "NETWORK",
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            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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            "8Base-OSSM-1.1:servicemesh-proxy-0:1.1.4-2.el8.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "envoy: Resource exhaustion via HTTP/2 client requests with large payloads and improper stream windows"
    },
    {
      "acknowledgments": [
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          "names": [
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      "notes": [
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          "text": "An uncontrolled resource consumption vulnerability was found in Envoy. This flaw allows an attacker to craft many HTTP requests with long field names or URLs to cause the proxy to consume excessive amounts of memory, potentially resulting in a denial of service. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
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          "title": "CVSS score applicability"
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          "8Base-OSSM-1.1:servicemesh-proxy-0:1.1.4-2.el8.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-12605"
        },
        {
          "category": "external",
          "summary": "RHBZ#1844252",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1844252"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2020-12605",
          "url": "https://www.cve.org/CVERecord?id=CVE-2020-12605"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-12605",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12605"
        },
        {
          "category": "external",
          "summary": "https://istio.io/latest/news/security/istio-security-2020-007/",
          "url": "https://istio.io/latest/news/security/istio-security-2020-007/"
        }
      ],
      "release_date": "2020-06-30T19:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2020-07-01T18:46:08+00:00",
          "details": "The OpenShift Service Mesh release notes provide information on the features and\nknown issues:\n\nhttps://docs.openshift.com/container-platform/latest/service_mesh/servicemesh-release-notes.html",
          "product_ids": [
            "8Base-OSSM-1.1:servicemesh-proxy-0:1.1.4-2.el8.src",
            "8Base-OSSM-1.1:servicemesh-proxy-0:1.1.4-2.el8.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2020:2798"
        }
      ],
      "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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "8Base-OSSM-1.1:servicemesh-proxy-0:1.1.4-2.el8.src",
            "8Base-OSSM-1.1:servicemesh-proxy-0:1.1.4-2.el8.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "envoy: Resource exhaustion when processing HTTP/1.1 headers with long field names"
    }
  ]
}


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