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CVE-2020-10749

Estado: ModificadaMedia (6)—

A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle (MitM) attacks. A malicious container can exploit this flaw by sending rogue IPv6 router advertisements to the host or other containers, to redirect traffic to the malicious container.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (4)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-10749",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secalert@redhat.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
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        "impactScore": 3.7,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
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          "attackVector": "NETWORK",
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          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.7,
        "exploitabilityScore": 1.8
      }
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  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "Red Hat",
          "product": "containernetworking/plugins",
          "versions": [
            {
              "status": "affected",
              "version": "all containernetworking/plugins versions before version 0.8.6"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-06-03T14:15:12.470",
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00063.html",
      "tags": [
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        "Third Party Advisory"
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    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00065.html",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10749",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://groups.google.com/forum/#%21topic/kubernetes-security-announce/BMb_6ICCfp8",
      "source": "secalert@redhat.com"
    },
    {
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      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00063.html",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "tags": [
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        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DV3HCDZYUTPPVDUMTZXDKK6IUO3JMGJC/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secalert@redhat.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-300"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle (MitM) attacks. A malicious container can exploit this flaw by sending rogue IPv6 router advertisements to the host or other containers, to redirect traffic to the malicious container."
    },
    {
      "lang": "es",
      "value": "Se detectó una vulnerabilidad en todas las versiones de containernetworking/plugins versiones anteriores a 0.8.6, que permite a contenedores maliciosos en los grupos de Kubernetes llevar a cabo ataques de tipo man-in-the-middle (MitM). Un contenedor malicioso puede explotar este fallo mediante el envío de anuncios de enrutadores IPv6 falsos al host u otros contenedores, para redireccionar el tráfico al contenedor malicioso."
    }
  ],
  "lastModified": "2026-06-17T02:48:22.323",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
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              "vulnerable": true,
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              "versionEndExcluding": "0.8.6"
            }
          ],
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      ]
    },
    {
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              "vulnerable": true,
              "matchCriteriaId": "932D137F-528B-4526-9A89-CD59FA1AB0FE"
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956"
            },
            {
              "criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"
            },
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              "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
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              "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "secalert@redhat.com"
}