GHSA-MX47-H5FV-GHWH

Vulnerability from github – Published: 2023-10-25 18:32 – Updated: 2023-11-01 05:52
VLAI
Summary
light-oauth2 missing public key verification
Details

light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token.

Severity
5.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.networknt:light-oauth2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.1.27"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-31580"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-295",
      "CWE-347"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-10-27T19:12:00Z",
    "nvd_published_at": "2023-10-25T18:17:27Z",
    "severity": "MODERATE"
  },
  "details": "light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token.",
  "id": "GHSA-mx47-h5fv-ghwh",
  "modified": "2023-11-01T05:52:23Z",
  "published": "2023-10-25T18:32:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-31580"
    },
    {
      "type": "WEB",
      "url": "https://github.com/networknt/light-oauth2/issues/369"
    },
    {
      "type": "WEB",
      "url": "https://github.com/KANIXB/JWTIssues/blob/main/Certification%20Verification%20issue%20in%20light-oauth2.md"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/networknt/light-oauth2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "light-oauth2 missing public key verification"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.