ghsa-rg7r-5jqm-6r7j
Vulnerability from github
Published
2022-05-13 01:29
Modified
2025-04-12 12:57
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Details

ISC DHCP 4.1.x before 4.1-ESV-R13 and 4.2.x and 4.3.x before 4.3.4 does not restrict the number of concurrent TCP sessions, which allows remote attackers to cause a denial of service (INSIST assertion failure or request-processing outage) by establishing many sessions.

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{
  "affected": [],
  "aliases": [
    "CVE-2016-2774"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-03-09T15:59:00Z",
    "severity": "HIGH"
  },
  "details": "ISC DHCP 4.1.x before 4.1-ESV-R13 and 4.2.x and 4.3.x before 4.3.4 does not restrict the number of concurrent TCP sessions, which allows remote attackers to cause a denial of service (INSIST assertion failure or request-processing outage) by establishing many sessions.",
  "id": "GHSA-rg7r-5jqm-6r7j",
  "modified": "2025-04-12T12:57:37Z",
  "published": "2022-05-13T01:29:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2774"
    },
    {
      "type": "WEB",
      "url": "https://kb.isc.org/article/AA-01354"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/11/msg00023.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3586-1"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183458.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183640.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00066.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2590.html"
    },
    {
      "type": "WEB",
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/84208"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1035196"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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