ghsa-q8pc-q7mj-47x6
Vulnerability from github
Published
2022-05-13 01:44
Modified
2022-05-13 01:44
Severity ?
7.8 (High) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

net/netfilter/nfnetlink_cthelper.c in the Linux kernel through 4.14.4 does not require the CAP_NET_ADMIN capability for new, get, and del operations, which allows local users to bypass intended access restrictions because the nfnl_cthelper_list data structure is shared across all net namespaces.

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{
  "affected": [],
  "aliases": [
    "CVE-2017-17448"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-12-07T00:29:00Z",
    "severity": "HIGH"
  },
  "details": "net/netfilter/nfnetlink_cthelper.c in the Linux kernel through 4.14.4 does not require the CAP_NET_ADMIN capability for new, get, and del operations, which allows local users to bypass intended access restrictions because the nfnl_cthelper_list data structure is shared across all net namespaces.",
  "id": "GHSA-q8pc-q7mj-47x6",
  "modified": "2022-05-13T01:44:25Z",
  "published": "2022-05-13T01:44:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-17448"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0654"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0676"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1062"
    },
    {
      "type": "WEB",
      "url": "https://patchwork.kernel.org/patch/10089373"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3617-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3617-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3617-3"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3619-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3619-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3620-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3620-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3632-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2017/dsa-4073"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2018/dsa-4082"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/102117"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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