{
  "schema_version": "1.4.0",
  "id": "GHSA-hv87-47h9-jcvq",
  "modified": "2023-06-13T22:23:08Z",
  "published": "2021-08-25T20:43:13Z",
  "aliases": [
    "CVE-2018-20993"
  ],
  "summary": "Uncontrolled recursion in rust-yaml",
  "details": "Affected versions of this crate did not prevent deep recursion while deserializing data structures. This allows an attacker to make a YAML file with deeply nested structures that causes an abort while deserializing it. The flaw was corrected by checking the recursion depth.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "yaml-rust"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.4.1"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20993"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chyh1990/yaml-rust/pull/109"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chyh1990/yaml-rust/commit/d61b49cb90391fc4f7f72a1abe597476c8651a07"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/chyh1990/yaml-rust"
    },
    {
      "type": "WEB",
      "url": "https://rustsec.org/advisories/RUSTSEC-2018-0006.html"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-674"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-19T21:24:44Z",
    "nvd_published_at": null
  }
}