GHSA-WX69-RVG3-X7FC

Vulnerability from github – Published: 2021-11-30 22:21 – Updated: 2021-12-01 15:07
VLAI?
Summary
XSS via prototype pollution in NodeBB
Details

Impact

A prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report.

Patches

The vulnerability has been patched as of v1.18.5.

Workarounds

Cherry-pick commit hash 1783f918bc19568f421473824461ff2ed7755e4c to receive this patch in lieu of a full upgrade.

For more information

If you have any questions or comments about this advisory: * Email us at security@nodebb.org

Severity ?
9.0 (Critical)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "nodebb"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.15.0"
            },
            {
              "fixed": "1.18.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-43787"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-11-30T14:35:09Z",
    "nvd_published_at": "2021-11-29T20:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "### Impact\nA prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report.\n\n### Patches\nThe vulnerability has been patched as of v1.18.5.\n\n### Workarounds\nCherry-pick commit hash 1783f918bc19568f421473824461ff2ed7755e4c to receive this patch in lieu of a full upgrade.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Email us at [security@nodebb.org](mailto:security@nodebb.org)\n",
  "id": "GHSA-wx69-rvg3-x7fc",
  "modified": "2021-12-01T15:07:01Z",
  "published": "2021-11-30T22:21:01Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43787"
    },
    {
      "type": "WEB",
      "url": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c"
    },
    {
      "type": "WEB",
      "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/NodeBB/NodeBB"
    },
    {
      "type": "WEB",
      "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "XSS via prototype pollution in NodeBB "
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.