ghsa-mcxr-fx5f-96qq
Vulnerability from github
Published
2021-11-23 18:18
Modified
2021-11-22 18:30
Summary
Server-Side Request Forgery in Concrete CMS
Details

Concrete CMS (formerly concrete5) versions below 8.5.7 has a SSRF mitigation bypass using DNS Rebind attack giving an attacker the ability to fetch cloud IAAS (ex AWS) IAM keys.To fix this Concrete CMS no longer allows downloads from the local network and specifies the validated IP when downloading rather than relying on DNS.Discoverer.

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "concrete5/core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.5.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-22969"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-11-22T18:30:27Z",
    "nvd_published_at": "2021-11-19T19:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Concrete CMS (formerly concrete5) versions below 8.5.7 has a SSRF mitigation bypass using DNS Rebind attack giving an attacker the ability to fetch cloud IAAS (ex AWS) IAM keys.To fix this Concrete CMS no longer allows downloads from the local network and specifies the validated IP when downloading rather than relying on DNS.Discoverer.",
  "id": "GHSA-mcxr-fx5f-96qq",
  "modified": "2021-11-22T18:30:27Z",
  "published": "2021-11-23T18:18:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-22969"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/1369312"
    },
    {
      "type": "WEB",
      "url": "https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Server-Side Request Forgery in Concrete CMS"
}


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