GHSA-W9MR-4MFR-499F

Vulnerability from github – Published: 2023-01-05 12:30 – Updated: 2025-11-04 16:42
VLAI?
Summary
Vercel ms Inefficient Regular Expression Complexity vulnerability
Details

A vulnerability, which was classified as problematic, has been found in vercel ms up to 1.x. This issue affects the function parse of the file index.js. The manipulation of the argument str leads to inefficient regular expression complexity. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.0.0 is able to address this issue. The name of the patch is caae2988ba2a37765d055c4eee63d383320ee662. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217451.

Severity ?
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "ms"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2017-20162"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1333"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-01-10T21:45:33Z",
    "nvd_published_at": "2023-01-05T12:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability, which was classified as problematic, has been found in vercel ms up to 1.x. This issue affects the function parse of the file index.js. The manipulation of the argument str leads to inefficient regular expression complexity. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.0.0 is able to address this issue. The name of the patch is caae2988ba2a37765d055c4eee63d383320ee662. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217451.",
  "id": "GHSA-w9mr-4mfr-499f",
  "modified": "2025-11-04T16:42:14Z",
  "published": "2023-01-05T12:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-20162"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/ms/pull/89"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/ms/commit/caae2988ba2a37765d055c4eee63d383320ee662"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vercel/ms"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/ms/releases/tag/2.0.0"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20241108-0002"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.217451"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.217451"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Vercel ms Inefficient Regular Expression Complexity vulnerability"
}


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  • 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.
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  • 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.



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