ghsa-8mq9-fqv8-59wf
Vulnerability from github
Published
2021-07-22 19:34
Modified
2021-08-31 21:22
Severity ?
6.4 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
Summary
Cross-Site Scripting in Page Preview
Details

Meta

  • CVSS: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC (5.0)

Problem

Failing to properly encode Page TSconfig settings, corresponding page preview module (Web>View) is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability.

Solution

Update to TYPO3 versions 9.5.28, 10.4.18, 11.3.1 that fix the problem described.

Credits

Thanks to TYPO3 core merger Oliver Bartsch who reported and fixed the issue.

References

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.0"
            },
            {
              "fixed": "9.5.28"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.0.0"
            },
            {
              "fixed": "10.4.18"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.0"
            },
            {
              "fixed": "11.3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.0.0"
            },
            {
              "fixed": "10.4.18"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.0"
            },
            {
              "fixed": "11.3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.0"
            },
            {
              "fixed": "9.5.28"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-32667"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-07-20T17:02:53Z",
    "nvd_published_at": "2021-07-20T15:15:00Z",
    "severity": "MODERATE"
  },
  "details": "\u003e ### Meta\n\u003e * CVSS: `CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC` (5.0)\n\n### Problem\nFailing to properly encode _Page TSconfig_ settings, corresponding page preview module (_Web\u003eView_) is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.28, 10.4.18, 11.3.1 that fix the problem described.\n\n### Credits\nThanks to TYPO3 core merger Oliver Bartsch who reported and fixed the issue.\n\n### References\n* [TYPO3-CORE-SA-2021-009](https://typo3.org/security/advisory/typo3-core-sa-2021-009)",
  "id": "GHSA-8mq9-fqv8-59wf",
  "modified": "2021-08-31T21:22:31Z",
  "published": "2021-07-22T19:34:43Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-8mq9-fqv8-59wf"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TYPO3/typo3/security/advisories/GHSA-8mq9-fqv8-59wf"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-32667"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32667.yaml"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32667.yaml"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/TYPO3/typo3"
    },
    {
      "type": "WEB",
      "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-009"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Cross-Site Scripting in Page Preview"
}


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