github - ghsa-pgh6-m65r-2rhq

ghsa-pgh6-m65r-2rhq

Vulnerability from github

Published

2021-10-12 16:04

Modified

2021-10-21 14:57

Severity ?

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H

Summary

DOS and Open Redirect with user input

Details

Impact

A redirect vulnerability in the fastify-static module allows remote attackers to redirect Mozilla Firefox users to arbitrary websites via a double slash // followed by a domain: http://localhost:3000//a//youtube.com/%2e%2e%2f%2e%2e.

A DOS vulnerability is possible if the URL contains invalid characters curl --path-as-is "http://localhost:3000//^/.."

The issue shows up on all the fastify-static applications that set redirect: true option. By default, it is false.

Patches

The issue has been patched in fastify-static@4.4.1

Workarounds

If updating is not an option, you can sanitize the input URLs using the rewriteUrl server option.

References

Bug founder: drstrnegth
hackerone Report

For more information

If you have any questions or comments about this advisory: * Open an issue in fastify-static * Contact the security team

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "fastify-static"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.2.4"
            },
            {
              "fixed": "4.4.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-22964"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-248",
      "CWE-601"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-10-11T18:38:24Z",
    "nvd_published_at": "2021-10-14T15:15:00Z",
    "severity": "HIGH"
  },
  "details": "### Impact\n\nA redirect vulnerability in the `fastify-static` module allows remote attackers to redirect Mozilla Firefox users to arbitrary websites via a double slash `//` followed by a domain: `http://localhost:3000//a//youtube.com/%2e%2e%2f%2e%2e`.\n\nA DOS vulnerability is possible if the URL contains invalid characters `curl --path-as-is \"http://localhost:3000//^/..\"`\n\nThe issue shows up on all the `fastify-static` applications that set `redirect: true` option. By default, it is `false`.\n\n### Patches\nThe issue has been patched in `fastify-static@4.4.1`\n\n### Workarounds\nIf updating is not an option, you can sanitize the input URLs using the [`rewriteUrl`](https://www.fastify.io/docs/latest/Server/#rewriteurl) server option.\n\n### References\n\n+ Bug founder: drstrnegth\n+ [hackerone Report](https://hackerone.com/reports/1361804)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [fastify-static](https://github.com/fastify/fastify-static)\n* Contact the [security team](https://github.com/fastify/fastify/blob/main/SECURITY.md#the-fastify-security-team)\n",
  "id": "GHSA-pgh6-m65r-2rhq",
  "modified": "2021-10-21T14:57:14Z",
  "published": "2021-10-12T16:04:17Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/fastify/fastify-static/security/advisories/GHSA-pgh6-m65r-2rhq"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-22964"
    },
    {
      "type": "WEB",
      "url": "https://github.com/fastify/fastify-static/commit/c31f17d107cb19a0e96733c80a9abf16c56166d4"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/1361804"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/fastify/fastify-static"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "DOS and Open Redirect with user input"
}

CVE-2021-22964 (GCVE-0-2021-22964)

Vulnerability from cvelistv5

Published

2021-10-14 14:50

Modified

2024-08-03 18:58

Severity ?

CWE

CWE-400 - Denial of Service ()

Summary

A redirect vulnerability in the `fastify-static` module version >= 4.2.4 and < 4.4.1 allows remote attackers to redirect Mozilla Firefox users to arbitrary websites via a double slash `//` followed by a domain: `http://localhost:3000//a//youtube.com/%2e%2e%2f%2e%2e`.A DOS vulnerability is possible if the URL contains invalid characters `curl --path-as-is "http://localhost:3000//^/.."`The issue shows up on all the `fastify-static` applications that set `redirect: true` option. By default, it is `false`.

References

►

URL

Tags

https://hackerone.com/reports/1361804

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	https://github.com/fastify/fastify-static	Version: Affected >= v4.2.4, Fixed v4.4.1

Show details on NVD website

JSON

To clipboard

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            "url": "https://hackerone.com/reports/1361804"
          }
        ],
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    ],
    "cna": {
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        {
          "product": "https://github.com/fastify/fastify-static",
          "vendor": "n/a",
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Sightings

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.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
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.

Action not permitted

ghsa-pgh6-m65r-2rhq

Vulnerability from github

Impact

Patches

Workarounds

References

For more information

CVE-2021-22964 (GCVE-0-2021-22964)

Vulnerability from cvelistv5

Tags

Sightings

Nomenclature