ghsa-j4mv-2rv7-v2j9
Vulnerability from github
Published
2021-11-23 18:18
Modified
2022-07-13 19:06
Summary
Improper Privilege Management in Concrete CMS
Details

Privilege escalation from Editor to Admin using Groups in Concrete CMS versions 8.5.6 and below. If a group is granted "view" permissions on the bulkupdate page, then users in that group can escalate to being an administrator with a specially crafted curl. Fixed by adding a check for group permissions before allowing a group to be moved.

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "concrete5/core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.5.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-22966"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-269"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-11-22T18:31:34Z",
    "nvd_published_at": "2021-11-19T19:15:00Z",
    "severity": "HIGH"
  },
  "details": "Privilege escalation from Editor to Admin using Groups in Concrete CMS versions 8.5.6 and below. If a group is granted \"view\" permissions on the bulkupdate page, then users in that group can escalate to being an administrator with a specially crafted curl. Fixed by adding a check for group permissions before allowing a group to be moved.",
  "id": "GHSA-j4mv-2rv7-v2j9",
  "modified": "2022-07-13T19:06:19Z",
  "published": "2021-11-23T18:18:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-22966"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/1362747"
    },
    {
      "type": "WEB",
      "url": "https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Improper Privilege Management in Concrete CMS "
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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