{
  "id": "CVE-2021-22167",
  "sourceIdentifier": "cve@gitlab.com",
  "published": "2021-01-15T16:15:13.390",
  "lastModified": "2021-01-22T15:34:43.267",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue has been discovered in GitLab affecting all versions starting from 12.1. Incorrect headers in specific project page allows attacker to have a temporary read access to the private repository"
    },
    {
      "lang": "es",
      "value": "Se ha detectado un problema en GitLab afectando a todas las versiones desde la 12.1. Los encabezados incorrectos en la p\u00e1gina del proyecto espec\u00edfico permiten a un atacante tener un acceso de lectura temporal al repositorio privado"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      },
      {
        "source": "cve@gitlab.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "versionStartIncluding": "12.1.0",
              "versionEndExcluding": "13.5.6",
              "matchCriteriaId": "B9959AF1-1970-4108-A7D7-7C4E8F67033E"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "versionStartIncluding": "12.1.0",
              "versionEndExcluding": "13.5.6",
              "matchCriteriaId": "3402E3D1-B367-4186-BBED-2003CE8749EC"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "versionStartIncluding": "13.6.0",
              "versionEndExcluding": "13.6.4",
              "matchCriteriaId": "F36EF782-E1B3-4C84-8EC6-A3A159C3AB02"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "versionStartIncluding": "13.6.0",
              "versionEndExcluding": "13.6.4",
              "matchCriteriaId": "1D008652-E883-44CA-987F-A1B64F1B4349"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "versionStartIncluding": "13.7.0",
              "versionEndExcluding": "13.7.2",
              "matchCriteriaId": "E11B3DE6-9F69-44A1-A8C6-5747F07466AE"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "versionStartIncluding": "13.7.0",
              "versionEndExcluding": "13.7.2",
              "matchCriteriaId": "CA1FA034-49A4-49AF-95CC-8447B0F24C89"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22167.json",
      "source": "cve@gitlab.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/289944",
      "source": "cve@gitlab.com",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "https://hackerone.com/reports/1043480",
      "source": "cve@gitlab.com",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ]
    }
  ]
}