gsd-2022-2408
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.
Aliases
Aliases
CVE-2022-2408


To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-2408",
    "description": "The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.",
    "id": "GSD-2022-2408"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-2408"
      ],
      "details": "The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.",
      "id": "GSD-2022-2408",
      "modified": "2023-12-13T01:19:19.692836Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "responsibledisclosure@mattermost.com",
        "ID": "CVE-2022-2408",
        "STATE": "PUBLIC",
        "TITLE": "Guest accounts can list all public channels"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Mattermost",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_value": "6.3.8"
                        },
                        {
                          "version_affected": "=",
                          "version_name": "6.4.x",
                          "version_value": "6.4.x"
                        },
                        {
                          "version_affected": "\u003c=",
                          "version_name": "6.5.x",
                          "version_value": "6.5.1"
                        },
                        {
                          "version_affected": "\u003c=",
                          "version_name": "6.6.x",
                          "version_value": "6.6.1"
                        },
                        {
                          "version_affected": "=",
                          "version_name": "6.7.x",
                          "version_value": "6.7.0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Mattermost"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Thanks to Rohit KC for contributing to this improvement under the Mattermost responsible disclosure policy."
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-200 Information Exposure"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://mattermost.com/security-updates/",
            "refsource": "MISC",
            "url": "https://mattermost.com/security-updates/"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Update Mattermost to version v7.0.0, 6.7.1, 6.6.2, 6.5.2, 6.3.9 or higher."
        }
      ],
      "source": {
        "advisory": "MMSA-2022-00110",
        "defect": [
          "https://mattermost.atlassian.net/browse/MM-44580"
        ],
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "6.5.1",
                "versionStartIncluding": "6.4.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "6.3.8",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:mattermost:mattermost:6.6.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:mattermost:mattermost:6.6.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:mattermost:mattermost:6.7.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "responsibledisclosure@mattermost.com",
          "ID": "CVE-2022-2408"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-863"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://mattermost.com/security-updates/",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://mattermost.com/security-updates/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2023-06-30T18:50Z",
      "publishedDate": "2022-07-14T18:15Z"
    }
  }
}


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