ghsa-wvhq-ch4h-8pwr
Vulnerability from github
Published
2022-05-13 01:53
Modified
2022-05-13 01:53
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-8778"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-134"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-04-03T22:29:00Z",
    "severity": "HIGH"
  },
  "details": "In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.",
  "id": "GHSA-wvhq-ch4h-8pwr",
  "modified": "2022-05-13T01:53:48Z",
  "published": "2022-05-13T01:53:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-8778"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3729"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3730"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3731"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:2028"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3626-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2018/dsa-4259"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/103693"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1042004"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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