RHSA-2018:1243

Vulnerability from csaf_redhat - Published: 2018-04-29 20:26 - Updated: 2025-11-21 18:04
Summary
Red Hat Security Advisory: OpenShift Container Platform 3.1 security update

Notes

Topic
An update is now available for Red Hat OpenShift Container Platform 3.1. Red Hat Product Security has rated this update as having a security impact of Critical. 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 Container Platform is the company's cloud computing Platform-as-a-Service (PaaS) solution designed for on-premise or private cloud deployments. This advisory contains RPM packages for this release. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHBA-2018:1242 Security Fix(es): * source-to-image: Improper path sanitization in ExtractTarStreamFromTarReader in tar/tar.go (CVE-2018-1102) 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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        }
      ],
      "cve": "CVE-2018-1102",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "discovery_date": "2018-03-29T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1562246"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in source-to-image function as shipped with Openshift Enterprise 3.x. An improper path validation of tar files in ExtractTarStreamFromTarReader in tar/tar.go leads to privilege escalation.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "source-to-image: Improper path sanitization in ExtractTarStreamFromTarReader in tar/tar.go",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Package source-to-image as shipped in Red Hat Software Collections has been rated as Important, because it allows an attacker to get access to the victim\u0027s machine, but it requires user interaction.",
          "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-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.src",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-redistributable-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-docker-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-dockerregistry-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-master-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-pod-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-recycle-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:atomic-openshift-sdn-ovs-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
          "7Server-RH7-RHOSE-3.1:tuned-profiles-atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2018-1102"
        },
        {
          "category": "external",
          "summary": "RHBZ#1562246",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1562246"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2018-1102",
          "url": "https://www.cve.org/CVERecord?id=CVE-2018-1102"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2018-1102",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-1102"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/security/vulnerabilities/3422241",
          "url": "https://access.redhat.com/security/vulnerabilities/3422241"
        }
      ],
      "release_date": "2018-04-27T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2018-04-29T20:26:10+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.src",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-redistributable-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-docker-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-dockerregistry-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-master-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-pod-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-recycle-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-sdn-ovs-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:tuned-profiles-atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2018:1243"
        },
        {
          "category": "workaround",
          "details": "Customers can turn off the source-to-image (S2I) build strategy to prevent access to the exploitable function.  Information about how to disable the source-to-image build strategy is in the product documentation.\n\n* Disabling S2I in OpenShift Enterprise 3.0 - https://docs.openshift.com/enterprise/3.0/admin_guide/securing_builds.html#disabling-a-build-strategy-globally\n* Disabling S2I in OpenShift Enterprise 3.1 - https://docs.openshift.com/enterprise/3.1/admin_guide/securing_builds.html#disabling-a-build-strategy-globally\n* Disabling S2I in OpenShift Enterprise 3.2 - https://docs.openshift.com/enterprise/3.2/admin_guide/securing_builds.html#disabling-a-build-strategy-globally\n* Disabling S2I in OpenShift Enterprise 3.3 - https://access.redhat.com/documentation/en-us/openshift_container_platform/3.3/html/cluster_administration/admin-guide-securing-builds\n* Disabling S2I in OpenShift Enterprise 3.4 - https://access.redhat.com/documentation/en-us/openshift_container_platform/3.4/html/cluster_administration/admin-guide-securing-builds\n* Disabling S2I in OpenShift Enterprise 3.5 - https://access.redhat.com/documentation/en-us/openshift_container_platform/3.5/html/cluster_administration/admin-guide-securing-builds\n* Disabling S2I in OpenShift Enterprise 3.6 - https://access.redhat.com/documentation/en-us/openshift_container_platform/3.6/html/cluster_administration/admin-guide-securing-builds\n* Disabling S2I in OpenShift Enterprise 3.7 - https://access.redhat.com/documentation/en-us/openshift_container_platform/3.7/html/cluster_administration/admin-guide-securing-builds\n* OpenShift Enterprise 3.8 is not a production version (only for upgrades).\n* Disabling S2I in OpenShift Enterprise 3.9 - https://access.redhat.com/documentation/en-us/openshift_container_platform/3.9/html/cluster_administration/admin-guide-securing-builds",
          "product_ids": [
            "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.src",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-redistributable-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-docker-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-dockerregistry-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-master-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-pod-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-recycle-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-sdn-ovs-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:tuned-profiles-atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.9,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.src",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-clients-redistributable-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-docker-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-dockerregistry-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-excluder-0:3.1.1.11-4.git.3.12809c8.el7.noarch",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-master-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-pod-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-recycle-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:atomic-openshift-sdn-ovs-0:3.1.1.11-4.git.3.12809c8.el7.x86_64",
            "7Server-RH7-RHOSE-3.1:tuned-profiles-atomic-openshift-node-0:3.1.1.11-4.git.3.12809c8.el7.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ],
      "title": "source-to-image: Improper path sanitization in ExtractTarStreamFromTarReader in tar/tar.go"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.