Vulnerability-Lookup

GHSA-2XXX-FHC8-9QVQ

Vulnerability from github – Published: 2022-04-12 19:42 – Updated: 2026-01-22 20:38

Summary

Ecto missing `is_nil` requirement

Details

Ecto will not raise on queries with non-explicit nil comparisons (ie if they aren't checked with is_nil).

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Hex",
        "name": "ecto"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.2.0"
            },
            {
              "fixed": "2.2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.2.0"
      ]
    }
  ],
  "aliases": [
    "CVE-2017-20166"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2022-04-12T19:42:45Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "Ecto will not raise on queries with non-explicit nil comparisons (ie if they aren\u0027t checked with `is_nil`).",
  "id": "GHSA-2xxx-fhc8-9qvq",
  "modified": "2026-01-22T20:38:59Z",
  "published": "2022-04-12T19:42:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-20166"
    },
    {
      "type": "WEB",
      "url": "https://github.com/elixir-ecto/ecto/pull/2125"
    },
    {
      "type": "WEB",
      "url": "https://github.com/elixir-ecto/ecto/commit/db55b0cba6525c24ebddc88ef9ae0c1c00620250"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/elixir-ecto/ecto"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/forum/#!topic/elixir-ecto/0m4NPfg_MMU"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Ecto missing `is_nil` requirement"
}

CVE-2017-20166 (GCVE-0-2017-20166)

Vulnerability from cvelistv5 – Published: 2023-01-10 00:00 – Updated: 2025-04-09 17:30

Summary

Ecto 2.2.0 lacks a certain protection mechanism associated with the interaction between is_nil and raise.

Severity ?

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/advisories/GHSA-2xxx-fhc8-9qvq
	https://github.com/elixir-ecto/ecto/pull/2125
	https://github.com/elixir-ecto/ecto/commit/db55b0…
	https://groups.google.com/forum/#%21topic/elixir-…

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T21:45:26.015Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/advisories/GHSA-2xxx-fhc8-9qvq"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/elixir-ecto/ecto/pull/2125"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/elixir-ecto/ecto/commit/db55b0cba6525c24ebddc88ef9ae0c1c00620250"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://groups.google.com/forum/#%21topic/elixir-ecto/0m4NPfg_MMU"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2017-20166",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-09T17:28:51.926234Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-754",
                "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-09T17:30:12.094Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Ecto 2.2.0 lacks a certain protection mechanism associated with the interaction between is_nil and raise."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-01-10T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/advisories/GHSA-2xxx-fhc8-9qvq"
        },
        {
          "url": "https://github.com/elixir-ecto/ecto/pull/2125"
        },
        {
          "url": "https://github.com/elixir-ecto/ecto/commit/db55b0cba6525c24ebddc88ef9ae0c1c00620250"
        },
        {
          "url": "https://groups.google.com/forum/#%21topic/elixir-ecto/0m4NPfg_MMU"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-20166",
    "datePublished": "2023-01-10T00:00:00.000Z",
    "dateReserved": "2023-01-10T00:00:00.000Z",
    "dateUpdated": "2025-04-09T17:30:12.094Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-2XXX-FHC8-9QVQ

CVE-2017-20166 (GCVE-0-2017-20166)

Tags

Sightings

Nomenclature