Vulnerability-Lookup

Vulnerability from bitnami_vulndb

Published

2024-03-06 11:19

Modified

2026-09-08 08:34

Summary

Details

Improper validation of invited users' email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "gitlab",
        "purl": "pkg:bitnami/gitlab"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "12.2.0"
            },
            {
              "fixed": "13.12.9"
            },
            {
              "introduced": "14.0.0"
            },
            {
              "fixed": "14.0.7"
            },
            {
              "introduced": "14.1.0"
            },
            {
              "fixed": "14.1.2"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-22251"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "severity": "Medium"
  },
  "details": "Improper validation of invited users\u0027 email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings",
  "id": "BIT-gitlab-2021-22251",
  "modified": "2026-09-08T08:34:36.952Z",
  "published": "2024-03-06T11:19:09.319Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/14004"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackerone.com/reports/679567"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-22251"
    }
  ],
  "schema_version": "1.5.0"
}

CVE-2021-22251 (GCVE-0-2021-22251)

Vulnerability from cvelistv5 – Published: 2021-08-23 19:38 – Updated: 2024-08-03 18:37

Summary

Improper validation of invited users' email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings

Severity

4.3 (Medium)


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

CWE

Improper input validation in GitLab

Assigner

GitLab CNA under the mitre root

CNA scorecard B 75/100 over 304 records in the last 180 days details

References

3 references

URL	Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/14004	x_refsource_MISC
https://hackerone.com/reports/679567	x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
GitLab	GitLab	Affected: >=12.2, <13.12.9 Affected: >=14.0, <14.0.7 Affected: >=14.1, <14.1.2

Credits

Thanks @ashish_r_padelkar for reporting this vulnerability through our HackerOne bug bounty program

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:37:18.163Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/14004"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/679567"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "GitLab",
          "vendor": "GitLab",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=12.2, \u003c13.12.9"
            },
            {
              "status": "affected",
              "version": "\u003e=14.0, \u003c14.0.7"
            },
            {
              "status": "affected",
              "version": "\u003e=14.1, \u003c14.1.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Thanks @ashish_r_padelkar for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper validation of invited users\u0027 email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper input validation in GitLab",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-23T19:38:04.000Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/14004"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/679567"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@gitlab.com",
          "ID": "CVE-2021-22251",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "GitLab",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e=12.2, \u003c13.12.9"
                          },
                          {
                            "version_value": "\u003e=14.0, \u003c14.0.7"
                          },
                          {
                            "version_value": "\u003e=14.1, \u003c14.1.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "GitLab"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Thanks @ashish_r_padelkar for reporting this vulnerability through our HackerOne bug bounty program"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Improper validation of invited users\u0027 email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings"
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper input validation in GitLab"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://gitlab.com/gitlab-org/gitlab/-/issues/14004",
              "refsource": "MISC",
              "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/14004"
            },
            {
              "name": "https://hackerone.com/reports/679567",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/679567"
            },
            {
              "name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json",
              "refsource": "CONFIRM",
              "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2021-22251",
    "datePublished": "2021-08-23T19:38:04.000Z",
    "dateReserved": "2021-01-05T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:37:18.163Z",
    "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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

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