Vulnerability-Lookup

FKIE_CVE-2019-6468

Vulnerability from fkie_nvd - Published: 2019-10-09 16:15 - Updated: 2026-06-17 02:39

Severity

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

Summary

In BIND Supported Preview Edition, an error in the nxdomain-redirect feature can occur in versions which support EDNS Client Subnet (ECS) features. In those versions which have ECS support, enabling nxdomain-redirect is likely to lead to BIND exiting due to assertion failure. Versions affected: BIND Supported Preview Edition version 9.10.5-S1 -> 9.11.5-S5. ONLY BIND Supported Preview Edition releases are affected.

References

URL	Tags
security-officer@isc.org	https://kb.isc.org/docs/cve-2019-6468	Third Party Advisory
security-officer@isc.org	https://www.synology.com/security/advisory/Synology_SA_19_20
af854a3a-2127-422b-91ae-364da2661108	https://kb.isc.org/docs/cve-2019-6468	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.synology.com/security/advisory/Synology_SA_19_20

Impacted products

	Vendor	Product	Version
	isc	bind	9.10.5
	isc	bind	9.11.5

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "BIND 9 Supported Preview Edition",
          "vendor": "ISC",
          "versions": [
            {
              "status": "affected",
              "version": "BIND 9 9.10.5-S1 -\u003e 9.11.5-S5"
            }
          ]
        }
      ],
      "source": "security-officer@isc.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:isc:bind:9.10.5:s1:*:*:supported_preview:*:*:*",
              "matchCriteriaId": "CAD41122-C5D8-4256-8CB7-FF88DCD96A13",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:isc:bind:9.11.5:s5:*:*:supported_preview:*:*:*",
              "matchCriteriaId": "91533F9F-C0E5-4E84-8A4C-F744F956BF97",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In BIND Supported Preview Edition, an error in the nxdomain-redirect feature can occur in versions which support EDNS Client Subnet (ECS) features. In those versions which have ECS support, enabling nxdomain-redirect is likely to lead to BIND exiting due to assertion failure. Versions affected: BIND Supported Preview Edition version 9.10.5-S1 -\u003e 9.11.5-S5. ONLY BIND Supported Preview Edition releases are affected."
    },
    {
      "lang": "es",
      "value": "En BIND Supported Preview Edition, puede presentarse un error en la funcionalidad nxdomain-redirect en las versiones que admiten las funcionalidades EDNS Client Subnet (ECS). En aquellas versiones que tienen soporte ECS, es probable que habilitar nxdomain-redirect conlleve a la salida de BIND debido a un error de aserci\u00f3n. Versiones afectadas: BIND Supported Preview Edition 9.10.5-S1 hasta 9.11.5-S5. Las versiones de ONLY BIND Supported Preview Edition est\u00e1n afectadas."
    }
  ],
  "id": "CVE-2019-6468",
  "lastModified": "2026-06-17T02:39:05.803",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "security-officer@isc.org",
        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-10-09T16:15:16.687",
  "references": [
    {
      "source": "security-officer@isc.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://kb.isc.org/docs/cve-2019-6468"
    },
    {
      "source": "security-officer@isc.org",
      "url": "https://www.synology.com/security/advisory/Synology_SA_19_20"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://kb.isc.org/docs/cve-2019-6468"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.synology.com/security/advisory/Synology_SA_19_20"
    }
  ],
  "sourceIdentifier": "security-officer@isc.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2019-6468 (GCVE-0-2019-6468)

Vulnerability from cvelistv5 – Published: 2019-10-09 14:17 – Updated: 2024-09-16 18:44

Title

BIND Supported Preview Edition can exit with an assertion failure if nxdomain-redirect is used

Summary

Severity

5.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE

If nxdomain-redirect is enabled (via configuration) in a vulnerable BIND release, a malicious party can cause BIND to exit by deliberately triggering the bug.

Assigner

isc CNA under the mitre root

CNA scorecard A 95/100 over 33 records in the last 180 days details

References

2 references

URL	Tags
https://kb.isc.org/docs/cve-2019-6468	x_refsource_CONFIRM
https://www.synology.com/security/advisory/Synolo…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
ISC	BIND 9 Supported Preview Edition	Affected: BIND 9 9.10.5-S1 -> 9.11.5-S5

Date Public

2019-04-24 00:00

Credits

ISC would like to thank Quad9 for reporting this issue.

Show details on NVD website

JSON

To clipboard

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          }
        ],
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      }
    ],
    "cna": {
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      "credits": [
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        }
      ],
      "metrics": [
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          "cvssV3_0": {
            "attackComplexity": "LOW",
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      ],
      "problemTypes": [
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      ],
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        }
      ],
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      "workarounds": [
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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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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