ghsa-fh73-gjvg-349c
Vulnerability from github
Published
2022-05-24 19:12
Modified
2024-10-07 14:47
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
7.1 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Summary
OpenStack Neutron vulnerable to authenticated attackers reconfiguring dnsmasq via crafted extra_dhcp_opts value
Details

An issue was discovered in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. Authenticated attackers can reconfigure dnsmasq via a crafted extra_dhcp_opts value.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "neutron"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "16.4.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "neutron"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "17.0.0"
            },
            {
              "fixed": "17.2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "neutron"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "18.0.0"
            },
            {
              "fixed": "18.1.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-40085"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2024-02-23T21:38:57Z",
    "nvd_published_at": "2021-08-31T18:15:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. Authenticated attackers can reconfigure dnsmasq via a crafted extra_dhcp_opts value.",
  "id": "GHSA-fh73-gjvg-349c",
  "modified": "2024-10-07T14:47:09Z",
  "published": "2022-05-24T19:12:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-40085"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openstack/neutron/commit/df891f0593d234e01f27d7c0376d9702e178ecfb"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/openstack/neutron"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/neutron/PYSEC-2021-361.yaml"
    },
    {
      "type": "WEB",
      "url": "https://launchpad.net/bugs/1939733"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00005.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00038.html"
    },
    {
      "type": "WEB",
      "url": "https://security.openstack.org/ossa/OSSA-2021-005.html"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2021/dsa-4983"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/08/31/2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "OpenStack Neutron vulnerable to authenticated attackers reconfiguring dnsmasq via crafted extra_dhcp_opts value"
}


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