gsd-2021-21340
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 .
Aliases
Aliases
CVE-2021-21340


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-21340",
    "description": "TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 .",
    "id": "GSD-2021-21340"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-21340"
      ],
      "details": "TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 .",
      "id": "GSD-2021-21340",
      "modified": "2023-12-13T01:23:11.312428Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-21340",
        "STATE": "PUBLIC",
        "TITLE": "Cross-Site Scripting in Content Preview"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "TYPO3.CMS",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003e= 10.0.0, \u003c= 10.4.13"
                        },
                        {
                          "version_value": "\u003e= 11.0.0, \u003c= 11.1.0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "TYPO3"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 ."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-79 Cross-site Scripting (XSS)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-fjh3-g8gq-9q92",
            "refsource": "CONFIRM",
            "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-fjh3-g8gq-9q92"
          },
          {
            "name": "https://packagist.org/packages/typo3/cms-backend",
            "refsource": "MISC",
            "url": "https://packagist.org/packages/typo3/cms-backend"
          },
          {
            "name": "https://typo3.org/security/advisory/typo3-core-sa-2021-007",
            "refsource": "MISC",
            "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-007"
          }
        ]
      },
      "source": {
        "advisory": "GHSA-fjh3-g8gq-9q92",
        "discovery": "UNKNOWN"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=10.0.0,\u003c=10.4.13||\u003e=11.0.0,\u003c=11.1.0",
          "affected_versions": "All versions starting from 10.0.0 up to 10.4.13, all versions starting from 11.0.0 up to 11.1.0",
          "cvss_v2": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-79",
            "CWE-937"
          ],
          "date": "2021-03-24",
          "description": "TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 .",
          "fixed_versions": [
            "10.4.14",
            "11.1.1"
          ],
          "identifier": "CVE-2021-21340",
          "identifiers": [
            "GHSA-fjh3-g8gq-9q92",
            "CVE-2021-21340"
          ],
          "not_impacted": "All versions before 10.0.0, all versions after 10.4.13 before 11.0.0, all versions after 11.1.0",
          "package_slug": "packagist/typo3/cms-backend",
          "pubdate": "2021-03-23",
          "solution": "Upgrade to versions 10.4.14, 11.1.1 or above.",
          "title": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
          "urls": [
            "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-fjh3-g8gq-9q92",
            "https://packagist.org/packages/typo3/cms-backend",
            "https://nvd.nist.gov/vuln/detail/CVE-2021-21340",
            "https://typo3.org/security/advisory/typo3-core-sa-2021-007",
            "https://github.com/advisories/GHSA-fjh3-g8gq-9q92"
          ],
          "uuid": "3111f0be-2b07-425a-b57f-49cdd2a70faa"
        },
        {
          "affected_range": "\u003e=10.0.0,\u003c10.4.14||\u003e=11.0.0,\u003c11.1.1",
          "affected_versions": "All versions starting from 10.0.0 before 10.4.14, all versions starting from 11.0.0 before 11.1.1",
          "cvss_v2": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-79",
            "CWE-937"
          ],
          "date": "2021-03-26",
          "description": "Database fields used as `_descriptionColumn_` are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability.",
          "fixed_versions": [
            "10.4.14",
            "11.1.1"
          ],
          "identifier": "CVE-2021-21340",
          "identifiers": [
            "CVE-2021-21340",
            "GHSA-fjh3-g8gq-9q92"
          ],
          "not_impacted": "All versions before 10.0.0, all versions starting from 10.4.14 before 11.0.0, all versions starting from 11.1.1",
          "package_slug": "packagist/typo3/cms-core",
          "pubdate": "2021-03-23",
          "solution": "Upgrade to versions 10.4.14, 11.1.1 or above.",
          "title": "Cross-site Scripting",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-21340",
            "https://typo3.org/security/advisory/typo3-core-sa-2021-007"
          ],
          "uuid": "52077e11-8f02-4528-94fb-39bb090e4f0e"
        },
        {
          "affected_range": "\u003e=10.0.0,\u003c10.4.14||\u003e=11.0.0,\u003c11.1.1",
          "affected_versions": "All versions starting from 10.0.0 before 10.4.14, all versions starting from 11.0.0 before 11.1.1",
          "cvss_v2": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-79",
            "CWE-937"
          ],
          "date": "2021-03-26",
          "description": "Database fields used as `_descriptionColumn_` are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. ",
          "fixed_versions": [
            "10.4.14",
            "11.1.1"
          ],
          "identifier": "CVE-2021-21340",
          "identifiers": [
            "CVE-2021-21340",
            "GHSA-fjh3-g8gq-9q92"
          ],
          "not_impacted": "All versions before 10.0.0, all versions starting from 10.4.14 before 11.0.0, all versions starting from 11.1.1",
          "package_slug": "packagist/typo3/cms",
          "pubdate": "2021-03-23",
          "solution": "Upgrade to versions 10.4.14, 11.1.1 or above.",
          "title": "Cross-site Scripting",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-21340",
            "https://typo3.org/security/advisory/typo3-core-sa-2021-007"
          ],
          "uuid": "9150397b-b043-45a4-9c29-07e1f750dcef"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "10.4.14",
                "versionStartIncluding": "10.0.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "11.1.1",
                "versionStartIncluding": "11.0.0",
                "vulnerable": true
              }
            ],
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          "ID": "CVE-2021-21340"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "en",
              "value": "TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 ."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-79"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://typo3.org/security/advisory/typo3-core-sa-2021-007",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-007"
            },
            {
              "name": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-fjh3-g8gq-9q92",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-fjh3-g8gq-9q92"
            },
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                "Third Party Advisory"
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              "url": "https://packagist.org/packages/typo3/cms-backend"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 3.5,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 6.8,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.3,
          "impactScore": 2.7
        }
      },
      "lastModifiedDate": "2021-03-26T18:42Z",
      "publishedDate": "2021-03-23T02:15Z"
    }
  }
}


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