GHSA-3RHM-67J6-42JQ

Vulnerability from github – Published: 2018-11-09 17:50 – Updated: 2022-09-14 19:18
VLAI?
Summary
Exposure of Sensitive information in authentikat-jwt
Details

A time-sensitive equality check on the JWT signature in the JsonWebToken.validate method in main/scala/authentikat/jwt/JsonWebToken.scala in authentikat-jwt (aka com.jason-goodwin/authentikat-jwt) version 0.4.5 and earlier allows the supplier of a JWT token to guess bit after bit of the signature by repeating validation requests.

Severity ?
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 0.4.5"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "com.jason-goodwin:authentikat-jwt_2.12"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.4.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2017-18239"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T20:56:11Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "A time-sensitive equality check on the JWT signature in the JsonWebToken.validate method in main/scala/authentikat/jwt/JsonWebToken.scala in authentikat-jwt (aka com.jason-goodwin/authentikat-jwt) version 0.4.5 and earlier allows the supplier of a JWT token to guess bit after bit of the signature by repeating validation requests.",
  "id": "GHSA-3rhm-67j6-42jq",
  "modified": "2022-09-14T19:18:31Z",
  "published": "2018-11-09T17:50:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18239"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jasongoodwin/authentikat-jwt/issues/12"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jasongoodwin/authentikat-jwt/pull/36"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jasongoodwin/authentikat-jwt/commit/2d2fa0d40ac8f2f7aa7e9b070fa1a25eee082cb0"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-3rhm-67j6-42jq"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/jasongoodwin/authentikat-jwt"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Exposure of Sensitive information in authentikat-jwt"
}


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