cnvd - cnvd-2021-91186

cnvd-2021-91186

Vulnerability from cnvd

Title: GitLab数据伪造问题漏洞（CNVD-2021-91186）

Description:

GitLab是美国GitLab公司的一个开源的端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。

GitLab EE存在数据伪造问题漏洞，攻击者可利用该漏洞在极少数情况下绕过CODEOWNERS合并请求批准要求。

Severity: 低

Formal description:

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.auscert.org.au/bulletins/

Reference: https://www.auscert.org.au/bulletins/ESB-2021.3608

Impacted products

Name
GitLab GitLab EE >=11.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-39909"
    }
  },
  "description": "GitLab\u662f\u7f8e\u56fdGitLab\u516c\u53f8\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7aef\u5230\u7aef\u8f6f\u4ef6\u5f00\u53d1\u5e73\u53f0\uff0c\u5177\u6709\u5185\u7f6e\u7684\u7248\u672c\u63a7\u5236\u3001\u95ee\u9898\u8ddf\u8e2a\u3001\u4ee3\u7801\u5ba1\u67e5\u3001CI/CD\uff08\u6301\u7eed\u96c6\u6210\u548c\u6301\u7eed\u4ea4\u4ed8\uff09\u7b49\u529f\u80fd\u3002\n\nGitLab EE\u5b58\u5728\u6570\u636e\u4f2a\u9020\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u6781\u5c11\u6570\u60c5\u51b5\u4e0b\u7ed5\u8fc7CODEOWNERS\u5408\u5e76\u8bf7\u6c42\u6279\u51c6\u8981\u6c42\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.auscert.org.au/bulletins/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-91186",
  "openTime": "2021-11-25",
  "products": {
    "product": "GitLab GitLab EE \u003e=11.3"
  },
  "referenceLink": "https://www.auscert.org.au/bulletins/ESB-2021.3608",
  "serverity": "\u4f4e",
  "submitTime": "2021-11-01",
  "title": "GitLab\u6570\u636e\u4f2a\u9020\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-91186\uff09"
}

CVE-2021-39909 (GCVE-0-2021-39909)

Vulnerability from cvelistv5

Published

2021-11-04 23:03

Modified

2024-08-04 02:20

Severity ?

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

CWE

Unverified ownership in GitLab

Summary

Lack of email address ownership verification in the CODEOWNERS feature in all versions of GitLab EE starting from 11.3 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 allows an attacker to bypass CODEOWNERS Merge Request approval requirement under rare circumstances

References

▼	URL	Tags
	https://gitlab.com/gitlab-org/gitlab/-/issues/335191	x_refsource_MISC
	https://hackerone.com/reports/1237750	x_refsource_MISC
	https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39909.json	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	GitLab	GitLab	Version: >=11.3, <14.2.6 Version: >=14.3, <14.3.4 Version: >=14.4, <14.4.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:20:33.725Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/335191"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/1237750"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39909.json"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "GitLab",
          "vendor": "GitLab",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=11.3, \u003c14.2.6"
            },
            {
              "status": "affected",
              "version": "\u003e=14.3, \u003c14.3.4"
            },
            {
              "status": "affected",
              "version": "\u003e=14.4, \u003c14.4.1"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Thanks vaib25vicky for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Lack of email address ownership verification in the CODEOWNERS feature in all versions of GitLab EE starting from 11.3 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 allows an attacker to bypass CODEOWNERS Merge Request approval requirement under rare circumstances"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Unverified ownership in GitLab",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-13T13:45:46",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/335191"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/1237750"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39909.json"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@gitlab.com",
          "ID": "CVE-2021-39909",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "GitLab",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e=11.3, \u003c14.2.6"
                          },
                          {
                            "version_value": "\u003e=14.3, \u003c14.3.4"
                          },
                          {
                            "version_value": "\u003e=14.4, \u003c14.4.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "GitLab"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Thanks vaib25vicky for reporting this vulnerability through our HackerOne bug bounty program"
          }
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        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "Lack of email address ownership verification in the CODEOWNERS feature in all versions of GitLab EE starting from 11.3 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 allows an attacker to bypass CODEOWNERS Merge Request approval requirement under rare circumstances"
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
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        "problemtype": {
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            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Unverified ownership in GitLab"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://gitlab.com/gitlab-org/gitlab/-/issues/335191",
              "refsource": "MISC",
              "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/335191"
            },
            {
              "name": "https://hackerone.com/reports/1237750",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/1237750"
            },
            {
              "name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39909.json",
              "refsource": "CONFIRM",
              "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39909.json"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2021-39909",
    "datePublished": "2021-11-04T23:03:27",
    "dateReserved": "2021-08-23T00:00:00",
    "dateUpdated": "2024-08-04T02:20:33.725Z",
    "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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