{
  "schema_version": "1.3.1",
  "id": "GO-2021-0109",
  "modified": "0001-01-01T00:00:00Z",
  "published": "2021-07-28T18:08:05Z",
  "aliases": [
    "CVE-2020-15223",
    "GHSA-7mqr-2v3q-v2wm"
  ],
  "summary": "Improper handling of token revocation in github.com/ory/fosite",
  "details": "Due to improper error handling, an error with the underlying token storage may cause a user to believe a token has been successfully revoked when it is in fact still valid. An attackers ability to exploit this relies on an ability to trigger errors in the underlying storage.",
  "affected": [
    {
      "package": {
        "name": "github.com/ory/fosite",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.34.0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "github.com/ory/fosite/handler/oauth2",
            "symbols": [
              "TokenRevocationHandler.RevokeToken"
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/ory/fosite/commit/03dd55813f5521985f7dd64277b7ba0cf1441319"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2021-0109"
  }
}