{
  "schema_version": "1.4.0",
  "id": "GHSA-9689-rx4v-cqgc",
  "modified": "2021-05-12T18:15:16Z",
  "published": "2022-02-15T01:57:18Z",
  "aliases": [
    "CVE-2018-15798"
  ],
  "summary": "Open Redirect",
  "details": "Pivotal Concourse Release, versions 4.x prior to 4.2.2, login flow allows redirects to untrusted websites. A remote unauthenticated attacker could convince a user to click on a link using the oAuth redirect link with an untrusted website and gain access to that user's access token in Concourse.",
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/concourse/concourse/skymarshal/skyserver"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.2.8"
            }
          ]
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/concourse/concourse/skymarshal/skyserver"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "5.3.0"
            },
            {
              "fixed": "5.5.10"
            }
          ]
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/concourse/concourse/skymarshal/skyserver"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "5.6.0"
            },
            {
              "fixed": "5.8.1"
            }
          ]
        }
      ]
    }
  ],
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-15798"
    },
    {
      "type": "WEB",
      "url": "https://github.com/concourse/concourse/pull/5350/commits/38cb4cc025e5ed28764b4adc363a0bbf41f3c7cb"
    },
    {
      "type": "WEB",
      "url": "https://github.com/concourse/concourse/blob/release/5.2.x/release-notes/v5.2.8.md"
    },
    {
      "type": "WEB",
      "url": "https://pivotal.io/security/cve-2018-15798"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-601"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-12T18:15:16Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  }
}