{
  "schema_version": "1.4.0",
  "id": "GHSA-crq5-4m3r-9jx2",
  "modified": "2022-05-24T17:30:44Z",
  "published": "2022-05-24T17:30:44Z",
  "aliases": [
    "CVE-2020-21674"
  ],
  "details": "Heap-based buffer overflow in archive_string_append_from_wcs() (archive_string.c) in libarchive-3.4.1dev allows remote attackers to cause a denial of service (out-of-bounds write in heap memory resulting into a crash) via a crafted archive file. NOTE: this only affects users who downloaded the development code from GitHub. Users of the product's official releases are unaffected.",
  "severity": [],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-21674"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libarchive/libarchive/issues/1298"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libarchive/libarchive/commit/4f085eea879e2be745f4d9bf57e8513ae48157f4"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-10-15T15:15:00Z"
  }
}