GHSA-3738-P9X3-MV9R

Vulnerability from github – Published: 2023-03-03 22:48 – Updated: 2023-03-03 22:48
VLAI?
Summary
XWiki Platform vulnerable to privilege escalation via properties with wiki syntax that are executed with wrong author
Details

Impact

It's possible to use the right of an existing document content author to execute a text area property.

To reproduce:

  • As an admin with programming rights, create a new user without script or programming right.
  • Login with the freshly created user.
  • Insert the following text in source mode in the about section:
    {{groovy}}println("hello from groovy!"){{/groovy}}
  • Click "Save & View"

Patches

This has been patched in XWiki 14.10, 14.4.7, and 13.10.11.

Workarounds

No known workaround.

References

https://jira.xwiki.org/browse/XWIKI-20373

For more information

If you have any questions or comments about this advisory:

Severity ?
9.9 (Critical)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.xwiki.platform:xwiki-platform-oldcore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "13.10"
            },
            {
              "fixed": "13.10.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.xwiki.platform:xwiki-platform-legacy-oldcore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "13.10"
            },
            {
              "fixed": "13.10.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.xwiki.platform:xwiki-platform-oldcore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "14.0"
            },
            {
              "fixed": "14.4.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.xwiki.platform:xwiki-platform-legacy-oldcore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "14.0"
            },
            {
              "fixed": "14.4.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.xwiki.platform:xwiki-platform-oldcore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "14.5"
            },
            {
              "fixed": "14.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.xwiki.platform:xwiki-platform-legacy-oldcore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "14.5"
            },
            {
              "fixed": "14.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-26474"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-284"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-03-03T22:48:40Z",
    "nvd_published_at": "2023-03-02T19:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "### Impact\n\nIt\u0027s possible to use the right of an existing document content author to execute a text area property.\n\nTo reproduce:\n\n* As an admin with programming rights, create a new user without script or programming right.\n* Login with the freshly created user.\n* Insert the following text in source mode in the about section:\n```\n    {{groovy}}println(\"hello from groovy!\"){{/groovy}}\n```\n* Click \"Save \u0026 View\"\n\n### Patches\n\nThis has been patched in XWiki 14.10, 14.4.7, and 13.10.11.\n\n### Workarounds\n\nNo known workaround.\n\n### References\nhttps://jira.xwiki.org/browse/XWIKI-20373\n\n### For more information\nIf you have any questions or comments about this advisory:\n\n* Open an issue in [Jira](http://jira.xwiki.org/)\n* Email us at [Security ML](mailto:security@xwiki.org)",
  "id": "GHSA-3738-p9x3-mv9r",
  "modified": "2023-03-03T22:48:40Z",
  "published": "2023-03-03T22:48:40Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-3738-p9x3-mv9r"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-26474"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/xwiki/xwiki-platform"
    },
    {
      "type": "WEB",
      "url": "https://jira.xwiki.org/browse/XWIKI-20373"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "XWiki Platform vulnerable to privilege escalation via properties with wiki syntax that are executed with wrong author"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.