{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "An update for openshift-istio-kiali-rhel7-operator-container is now available for Openshift Service Mesh 1.0.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. 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": "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* kiali: JWT cookie uses default signing key (CVE-2020-1764)\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"
      },
      {
        "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"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2020:0975",
        "url": "https://access.redhat.com/errata/RHSA-2020:0975"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#moderate",
        "url": "https://access.redhat.com/security/updates/classification/#moderate"
      },
      {
        "category": "external",
        "summary": "1810383",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1810383"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_0975.json"
      }
    ],
    "title": "Red Hat Security Advisory: Red Hat OpenShift Service Mesh 1.0.10 openshift-istio-kiali-rhel7-operator-container security update",
    "tracking": {
      "current_release_date": "2024-11-22T14:40:29+00:00",
      "generator": {
        "date": "2024-11-22T14:40:29+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.2.1"
        }
      },
      "id": "RHSA-2020:0975",
      "initial_release_date": "2020-03-25T22:42:26+00:00",
      "revision_history": [
        {
          "date": "2020-03-25T22:42:26+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2020-03-25T22:42:26+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2024-11-22T14:40:29+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat OpenShift Service Mesh 1.0",
                "product": {
                  "name": "Red Hat OpenShift Service Mesh 1.0",
                  "product_id": "7Server-RH7-RHOSSM-1.0",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:service_mesh:1.0::el7"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat OpenShift Service Mesh"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64",
                "product": {
                  "name": "openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64",
                  "product_id": "openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64",
                  "product_identification_helper": {
                    "purl": "pkg:oci/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72?arch=amd64\u0026repository_url=registry.redhat.io/openshift-service-mesh/kiali-rhel7-operator\u0026tag=1.0.12-2"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "amd64"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64 as a component of Red Hat OpenShift Service Mesh 1.0",
          "product_id": "7Server-RH7-RHOSSM-1.0:openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64"
        },
        "product_reference": "openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64",
        "relates_to_product_reference": "7Server-RH7-RHOSSM-1.0"
      }
    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Dagan Henderson"
          ],
          "organization": "Akoya, LLC"
        }
      ],
      "cve": "CVE-2020-1764",
      "cwe": {
        "id": "CWE-321",
        "name": "Use of Hard-coded Cryptographic Key"
      },
      "discovery_date": "2020-03-03T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1810383"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A hard-coded cryptographic key vulnerability in the default configuration file was found in Kiali. A remote attacker could abuse this flaw by creating their own JWT signed tokens and bypass Kiali authentication mechanisms, possibly gaining privileges to view and alter the Istio configuration.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "kiali: JWT cookie uses default signing key",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "If exploited, an attacker can perform all Kiali admin functions via the API including:\n - View the logs of a pod\n - View Istio metrics, tracing etc.\n - Alter Istio routing configurations:\n     - Change the pod availability: adding variances to the weighting, i.e. all traffic goes to 1 pod, or 95% of all traffic. \n     - Prevent traffic reaching a pod, DoS\n\nWhilst OpenShift ServiceMesh Kiali uses the default signing key for JWT cookies, it also includes an access_token. This token is generated with a successful login and cannot be easily determined. \n\nTo access the Kiali API in this case, a valid session token would need to be captured first and then added to the JWT cookie.",
          "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-RHOSSM-1.0:openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-1764"
        },
        {
          "category": "external",
          "summary": "RHBZ#1810383",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1810383"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2020-1764",
          "url": "https://www.cve.org/CVERecord?id=CVE-2020-1764"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-1764",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-1764"
        },
        {
          "category": "external",
          "summary": "https://kiali.io/news/security-bulletins/kiali-security-001/",
          "url": "https://kiali.io/news/security-bulletins/kiali-security-001/"
        }
      ],
      "release_date": "2020-03-25T18:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2020-03-25T22:42:26+00:00",
          "details": "The OpenShift Service Mesh release notes provide information on the features and known issues:\n\nhttps://docs.openshift.com/container-platform/4.3/service_mesh/servicemesh-release-notes.html",
          "product_ids": [
            "7Server-RH7-RHOSSM-1.0:openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2020:0975"
        },
        {
          "category": "workaround",
          "details": "The Kiali configuration can be manually updated for ServiceMesh so that the default signing_key cannot be easily determined:\n\noc get kiali -n $(oc get kiali --all-namespaces --no-headers -o custom-columns=NS:.metadata.namespace) -o yaml | sed \"s/spec:/spec:\\n    login_token:\\n      signing_key: $(chars=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890; for i in {1..20}; do echo -n \"${chars:RANDOM%${#chars}:1}\"; done; echo)/\" | oc apply -f -",
          "product_ids": [
            "7Server-RH7-RHOSSM-1.0:openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H",
            "version": "3.1"
          },
          "products": [
            "7Server-RH7-RHOSSM-1.0:openshift-service-mesh/kiali-rhel7-operator@sha256:34da7505a15f2bfd5f17bdc46989cd2fea11d22fee8a834b8e2247dd8d63ae72_amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "kiali: JWT cookie uses default signing key"
    }
  ]
}