ghsa-rfjc-xrmf-5vvw
Vulnerability from github
Published
2020-11-23 19:47
Modified
2021-11-19 13:40
Summary
Privilege escalation by backend users assigned to the default "Publisher" system role
Details

Impact

Backend users with the default "Publisher" system role have access to create & manage users where they can choose which role the new user has. This means that a user with "Publisher" access has the ability to escalate their access to "Developer" access.

Patches

Issue has been patched in Build 470 (v1.0.470) & v1.1.1.

Workarounds

Apply https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829 to your installation manually if unable to upgrade to Build 470 or v1.1.1.

References

Reported by Hoan Hoang

For more information

If you have any questions or comments about this advisory: * Email us at hello@octobercms.com

Threat assessment:

Screen Shot 2020-10-10 at 1 37 25 PM

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "october/backend"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.0.319"
            },
            {
              "fixed": "1.0.470"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-15248"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-269",
      "CWE-863"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-11-23T19:40:34Z",
    "nvd_published_at": "2020-11-23T20:15:00Z",
    "severity": "LOW"
  },
  "details": "### Impact\nBackend users with the default \"Publisher\" system role have access to create \u0026 manage users where they can choose which role the new user has. This means that a user with \"Publisher\" access has the ability to escalate their access to \"Developer\" access. \n\n### Patches\nIssue has been patched in Build 470 (v1.0.470) \u0026 v1.1.1.\n\n### Workarounds\nApply https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829 to your installation manually if unable to upgrade to Build 470 or v1.1.1.\n\n### References\nReported by [Hoan Hoang](https://github.com/hoanhp)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Email us at [hello@octobercms.com](mailto:hello@octobercms.com)\n\n### Threat assessment:\n\u003cimg width=\"1098\" alt=\"Screen Shot 2020-10-10 at 1 37 25 PM\" src=\"https://user-images.githubusercontent.com/7253840/95663611-e6326c80-0afd-11eb-8a1e-8b767a7202fb.png\"\u003e",
  "id": "GHSA-rfjc-xrmf-5vvw",
  "modified": "2021-11-19T13:40:25Z",
  "published": "2020-11-23T19:47:27Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/octobercms/october/security/advisories/GHSA-rfjc-xrmf-5vvw"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-15248"
    },
    {
      "type": "WEB",
      "url": "https://github.com/octobercms/october/commit/4c650bb775ab849e48202a4923bac93bd74f9982"
    },
    {
      "type": "WEB",
      "url": "https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/octobercms/october"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Privilege escalation by backend users assigned to the default \"Publisher\" system role"
}


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Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


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