{
  "canonical_id": "undici--CVE-2022-35948",
  "system_id": "undici",
  "display_name": "Undici",
  "category": "frameworks",
  "advisory_mode": "core",
  "title": "Nodejs \u2018undici\u2019 vulnerable to CRLF Injection via Content-Type",
  "summary": "### Impact\n\n`=< undici@5.8.0` users are vulnerable to _CRLF Injection_ on headers when using unsanitized input as request headers, more specifically, inside the `content-type` header.\n\nExample:\n\n```\nimport { request } from 'undici'\n\nconst unsanitizedContentTypeInput =  'application/json\\r\\n\\r\\nGET /foo2 HTTP/1.1'\n\nawait request('http://localhost:3000, {\n    method: 'GET',\n    headers: {\n      'content-type': unsanitizedContentTypeInput\n    },\n})\n```\n\nThe above snippet will perform two requests in a single `request` API call:\n\n1) `http://localhost:3000/`\n2) `http://localhost:3000/foo2`\n\n### Patches\n\nThis issue was patched in Undici v5.8.1\n\n### Workarounds\n\nSanitize input when sending content-type headers using user input.\n\n## For more information\nIf you have any questions or comments about this advisory:\n\n- Open an issue in [undici repository](https://github.com/nodejs/undici/issues)\n- To make a report, follow the [SECURITY](https://github.com/nodejs/node/blob/HEAD/SECURITY.md) document",
  "published_at": "2022-08-18T19:02:56Z",
  "updated_at": "2023-11-08T04:09:53.836338Z",
  "severity": "medium",
  "cvss_score": 3.1,
  "exploit_status": "unknown",
  "source_confidence": "official",
  "official_source_url": "https://github.com/nodejs/undici/security/advisories/GHSA-f772-66g8-q5h3",
  "secondary_source_urls": [
    "https://github.com/nodejs/undici/commit/66165d604fd0aee70a93ed5c44ad4cc2df395f80",
    "https://nvd.nist.gov/vuln/detail/CVE-2022-35948",
    "https://github.com/nodejs/undici",
    "https://github.com/nodejs/undici/releases/tag/v5.8.2"
  ],
  "aliases": [
    "CVE-2022-35948",
    "GHSA-f772-66g8-q5h3"
  ],
  "cve_ids": [
    "CVE-2022-35948"
  ],
  "ghsa_ids": [
    "GHSA-f772-66g8-q5h3"
  ],
  "osv_ids": [
    "GHSA-f772-66g8-q5h3"
  ],
  "affected_versions": [
    "introduced=0, fixed<5.8.2"
  ],
  "fixed_versions": [
    "5.8.2"
  ],
  "package_name": "undici",
  "render_markdown": true,
  "case_path": "07-framework-security/frameworks/undici/cases/undici-cve-2022-35948.md",
  "secure_code_topics": [
    "ssrf-url-validation",
    "proxy-trust-boundary",
    "dependency-upgrade-policy"
  ],
  "status": "generated",
  "triage_reasons": [],
  "verification_status": "triage-manual",
  "verification_mode": "synthetic",
  "last_verified_at": null,
  "last_run_id": null,
  "evidence_bundle": null,
  "historical_status": null,
  "latest_status": null,
  "browser_evidence": {
    "required": false,
    "present": false,
    "refs": []
  },
  "repro_profile_id": "undici-ssrf",
  "artifact_mode": "synthetic",
  "blocked_reason": null,
  "metadata": {
    "source_names": [
      "OSV Undici",
      "NVD Undici"
    ],
    "source_kinds": [
      "osv-batch",
      "nvd-search"
    ],
    "candidate_count": 2
  }
}