{
  "schema_version": "1.4.0",
  "id": "GHSA-wvmx-3rv2-5jgf",
  "modified": "2025-04-20T03:45:23Z",
  "published": "2022-05-14T03:14:14Z",
  "aliases": [
    "CVE-2017-0898"
  ],
  "details": "Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-0898"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/issues/3722"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/212241"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:3485"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0378"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0583"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0585"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201710-18"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3685-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2017/dsa-4031"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2017/09/14/sprintf-buffer-underrun-cve-2017-0898"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/100862"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1039363"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-134"
    ],
    "severity": "CRITICAL",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-09-15T19:29:00Z"
  }
}