fkie_nvd - fkie_cve-2019-6473

fkie_cve-2019-6473

Vulnerability from fkie_nvd

Published

2019-10-16 18:15

Modified

2024-11-21 04:46

Severity ?

6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.

References

▼	URL	Tags
	security-officer@isc.org	https://kb.isc.org/docs/cve-2019-6473	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://kb.isc.org/docs/cve-2019-6473	Vendor Advisory

Impacted products

Vendor	Product	Version
ics	kea	*
ics	kea	1.6.0
ics	kea	1.6.0

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ics:kea:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "42BBD24A-6295-4477-AE2C-44BFCE0E9700",
              "versionEndIncluding": "1.5.0",
              "versionStartIncluding": "1.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ics:kea:1.6.0:beta1:*:*:*:*:*:*",
              "matchCriteriaId": "E5BCF666-37D1-47D3-AB1C-C105F0619E35",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ics:kea:1.6.0:beta2:*:*:*:*:*:*",
              "matchCriteriaId": "CEB9B85C-8B6E-4808-9685-ABBB9A698FE1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2."
    },
    {
      "lang": "es",
      "value": "Una opci\u00f3n de nombre de host no v\u00e1lido puede desencadenar un fallo de aserci\u00f3n en el proceso del servidor Kea DHCPv4 (kea-dhcp4), causando que el proceso del servidor se cierre. Versiones afectadas: 1.4.0 hasta 1.5.0, 1.6.0-beta1 y 1.6.0-beta2."
    }
  ],
  "id": "CVE-2019-6473",
  "lastModified": "2024-11-21T04:46:31.120",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 3.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 6.5,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "security-officer@isc.org",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-10-16T18:15:37.123",
  "references": [
    {
      "source": "security-officer@isc.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://kb.isc.org/docs/cve-2019-6473"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://kb.isc.org/docs/cve-2019-6473"
    }
  ],
  "sourceIdentifier": "security-officer@isc.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2019-6473 (GCVE-0-2019-6473)

Vulnerability from cvelistv5

Published

2019-10-16 17:22

Modified

2024-09-16 22:30

Severity ?

6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

An attacker who is able to deliberately exploit this vulnerability can cause the kea-dhcp4 server to stop executing, resulting in denial of service to clients. Only the DHCPv4 service is affected by this vulnerability.

Summary

References

▼	URL	Tags
	https://kb.isc.org/docs/cve-2019-6473	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	ISC	Kea	Version: 1.4.0 to 1.5.0 Version: 1.6.0-beta1 Version: 1.6.0-beta2

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:23:20.955Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://kb.isc.org/docs/cve-2019-6473"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Kea",
          "vendor": "ISC",
          "versions": [
            {
              "status": "affected",
              "version": "1.4.0 to 1.5.0"
            },
            {
              "status": "affected",
              "version": "1.6.0-beta1"
            },
            {
              "status": "affected",
              "version": "1.6.0-beta2"
            }
          ]
        }
      ],
      "datePublic": "2019-08-28T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "An attacker who is able to deliberately exploit this vulnerability can cause the kea-dhcp4 server to stop executing, resulting in denial of service to clients.  Only the DHCPv4 service is affected by this vulnerability.",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-10-16T17:22:16",
        "orgId": "404fd4d2-a609-4245-b543-2c944a302a22",
        "shortName": "isc"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://kb.isc.org/docs/cve-2019-6473"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to a version of Kea containing a fix, available via\n   https://www.isc.org/downloads.\n\n   -  Kea 1.4.0-P2\n   -  Kea 1.5.0-P1\n   -  Kea 1.6.0"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "title": "A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate",
      "x_generator": {
        "engine": "Vulnogram 0.0.8"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-officer@isc.org",
          "DATE_PUBLIC": "2019-08-28T21:08:49.000Z",
          "ID": "CVE-2019-6473",
          "STATE": "PUBLIC",
          "TITLE": "A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Kea",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "1.4.0 to 1.5.0"
                          },
                          {
                            "version_value": "1.6.0-beta1"
                          },
                          {
                            "version_value": "1.6.0-beta2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "ISC"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.8"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "An attacker who is able to deliberately exploit this vulnerability can cause the kea-dhcp4 server to stop executing, resulting in denial of service to clients.  Only the DHCPv4 service is affected by this vulnerability."
                }
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            }
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://kb.isc.org/docs/cve-2019-6473",
              "refsource": "CONFIRM",
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            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Upgrade to a version of Kea containing a fix, available via\n   https://www.isc.org/downloads.\n\n   -  Kea 1.4.0-P2\n   -  Kea 1.5.0-P1\n   -  Kea 1.6.0"
          }
        ],
        "source": {
          "discovery": "INTERNAL"
        }
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "404fd4d2-a609-4245-b543-2c944a302a22",
    "assignerShortName": "isc",
    "cveId": "CVE-2019-6473",
    "datePublished": "2019-10-16T17:22:16.730038Z",
    "dateReserved": "2019-01-16T00:00:00",
    "dateUpdated": "2024-09-16T22:30:41.265Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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