FKIE_CVE-2019-8359

Vulnerability from fkie_nvd - Published: 2020-04-23 15:15 - Updated: 2026-06-17 02:41
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
An issue was discovered in Contiki-NG through 4.3 and Contiki through 3.0. An out of bounds write is present in the data section during 6LoWPAN fragment re-assembly in the face of forged fragment offsets in os/net/ipv6/sicslowpan.c.
References
cve@mitre.orghttps://github.com/contiki-ng/contiki-ng/pull/972Patch, Third Party Advisory
cve@mitre.orghttps://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4Release Notes, Third Party Advisory
cve@mitre.orghttps://www.usenix.org/system/files/sec20summer_clements_prepub.pdfTechnical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/contiki-ng/contiki-ng/pull/972Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.usenix.org/system/files/sec20summer_clements_prepub.pdfTechnical Description, Third Party Advisory
Impacted products
Vendor Product Version
contiki-ng contiki-ng *
contiki-os contiki *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:contiki-ng:contiki-ng:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "28D4F0C3-E4E7-4DDC-8D22-288E0BE50E15",
              "versionEndIncluding": "4.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:contiki-os:contiki:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EBD2BE71-F851-4136-816D-EF61154FD2C4",
              "versionEndIncluding": "3.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Contiki-NG through 4.3 and Contiki through 3.0. An out of bounds write is present in the data section during 6LoWPAN fragment re-assembly in the face of forged fragment offsets in os/net/ipv6/sicslowpan.c."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en Contiki-NG versiones hasta 4.3 y Contiki versiones hasta 3.0. Una escritura fuera de l\u00edmites est\u00e1 presente en la secci\u00f3n de datos durante el reensamblaje de fragmentos 6LoWPAN frente a las compensaciones de fragmentos forjados en el archivo os/net/ipv6/sicslowpan.c."
    }
  ],
  "id": "CVE-2019-8359",
  "lastModified": "2026-06-17T02:41:53.773",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-04-23T15:15:13.903",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/contiki-ng/contiki-ng/pull/972"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ],
      "url": "https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Technical Description",
        "Third Party Advisory"
      ],
      "url": "https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/contiki-ng/contiki-ng/pull/972"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ],
      "url": "https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Technical Description",
        "Third Party Advisory"
      ],
      "url": "https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.