GSD-2019-11254

Vulnerability from gsd - Updated: 2023-12-13 01:24
Details
The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.
Aliases
Aliases
CVE-2019-11254
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{
  "GSD": {
    "alias": "CVE-2019-11254",
    "description": "The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.",
    "id": "GSD-2019-11254",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-11254.html",
      "https://access.redhat.com/errata/RHSA-2020:2479",
      "https://access.redhat.com/errata/RHSA-2020:2413",
      "https://access.redhat.com/errata/RHSA-2020:2412",
      "https://access.redhat.com/errata/RHSA-2020:0933",
      "https://linux.oracle.com/cve/CVE-2019-11254.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-11254"
      ],
      "details": "The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.",
      "id": "GSD-2019-11254",
      "modified": "2023-12-13T01:24:01.585706Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@kubernetes.io",
        "DATE_PUBLIC": "2020-03-31T23:07:00.000Z",
        "ID": "CVE-2019-11254",
        "STATE": "PUBLIC",
        "TITLE": "Kubernetes API Server denial of service vulnerability from malicious YAML payloads"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Kubernetes",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "prior to 1.15.10"
                        },
                        {
                          "version_value": "prior to 1.16.7"
                        },
                        {
                          "version_value": "prior to 1.17.3"
                        },
                        {
                          "version_value": "1.1"
                        },
                        {
                          "version_value": "1.2"
                        },
                        {
                          "version_value": "1.3"
                        },
                        {
                          "version_value": "1.4"
                        },
                        {
                          "version_value": "1.5"
                        },
                        {
                          "version_value": "1.6"
                        },
                        {
                          "version_value": "1.7"
                        },
                        {
                          "version_value": "1.8"
                        },
                        {
                          "version_value": "1.9"
                        },
                        {
                          "version_value": "1.10"
                        },
                        {
                          "version_value": "1.11"
                        },
                        {
                          "version_value": "1.12"
                        },
                        {
                          "version_value": "1.13"
                        },
                        {
                          "version_value": "1.14"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Kubernetes"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Mike Danese of Google"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-1050: Excessive Platform Resource Consumption within a Loop"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/kubernetes/kubernetes/issues/89535",
            "refsource": "MISC",
            "url": "https://github.com/kubernetes/kubernetes/issues/89535"
          },
          {
            "name": "https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ",
            "refsource": "MISC",
            "url": "https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20200413-0003/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20200413-0003/"
          }
        ]
      },
      "source": {
        "defect": [
          "https://github.com/kubernetes/kubernetes/issues/89535"
        ],
        "discovery": "INTERNAL"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c2.2.8",
          "affected_versions": "All versions before 2.2.8",
          "cvss_v2": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-937"
          ],
          "date": "2021-12-20",
          "description": "Abusively constructed YAML payload can significantly reduce parsing performance potentially leading to DoS.",
          "fixed_versions": [
            "2.2.8"
          ],
          "identifier": "CVE-2019-11254",
          "identifiers": [
            "GHSA-wxc4-f4m6-wwqv",
            "CVE-2019-11254"
          ],
          "not_impacted": "All versions starting from 2.2.8",
          "package_slug": "go/gopkg.in/yaml.v2",
          "pubdate": "2021-12-20",
          "solution": "Upgrade to version 2.2.8 or above.",
          "title": "Excessive Platform Resource Consumption within a Loop in Kubernetes",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-11254",
            "https://github.com/kubernetes/kubernetes/issues/89535",
            "https://github.com/kubernetes/kubernetes/pull/87467/commits/b86df2bec4f377afc0ca03482ffad2f0a49a83b8",
            "https://github.com/go-yaml/yaml/commit/53403b58ad1b561927d19068c655246f2db79d48",
            "https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ",
            "https://security.netapp.com/advisory/ntap-20200413-0003/",
            "https://github.com/advisories/GHSA-wxc4-f4m6-wwqv"
          ],
          "uuid": "479bfa14-4b11-4314-ad05-696ac3b7b162"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.15.10",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.16.7",
                "versionStartIncluding": "1.16.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.17.3",
                "versionStartIncluding": "1.17.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security@kubernetes.io",
          "ID": "CVE-2019-11254"
        },
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "NVD-CWE-Other"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/kubernetes/kubernetes/issues/89535",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/kubernetes/kubernetes/issues/89535"
            },
            {
              "name": "https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ",
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              "tags": [
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              ],
              "url": "https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20200413-0003/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20200413-0003/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2020-10-02T17:37Z",
      "publishedDate": "2020-04-01T21:15Z"
    }
  }
}



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