usn-4036-1
Vulnerability from osv_ubuntu
Published
2019-06-25 11:48
Modified
2026-02-10 04:41
Summary
neutron vulnerability
Details

Erik Olof Gunnar Andersson discovered that OpenStack Neutron incorrectly handled certain security group rules in the iptables firewall module. An authenticated attacker could possibly use this issue to block further application of security group rules for other instances.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2019-9735",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "neutron-bgp-dragent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-common",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-dhcp-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-l3-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-linuxbridge-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-macvtap-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-metadata-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-metering-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-openvswitch-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-plugin-linuxbridge-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-plugin-ml2",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-plugin-openvswitch-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-plugin-sriov-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-server",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "neutron-sriov-agent",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          },
          {
            "binary_name": "python-neutron",
            "binary_version": "2:8.4.0-0ubuntu7.4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "neutron",
        "purl": "pkg:deb/ubuntu/neutron@2:8.4.0-0ubuntu7.4?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:8.4.0-0ubuntu7.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:7.0.0-0ubuntu1",
        "2:8.0.0~b1-0ubuntu2",
        "2:8.0.0~b2-0ubuntu4",
        "2:8.0.0~b2-0ubuntu5",
        "2:8.0.0~b2-0ubuntu7",
        "2:8.0.0~b3-0ubuntu1",
        "2:8.0.0~rc1-0ubuntu1",
        "2:8.0.0-0ubuntu1",
        "2:8.1.0-0ubuntu0.16.04.2",
        "2:8.1.2-0ubuntu1",
        "2:8.2.0-0ubuntu1",
        "2:8.3.0-0ubuntu1",
        "2:8.3.0-0ubuntu1.1",
        "2:8.3.0-0ubuntu1.2",
        "2:8.4.0-0ubuntu1",
        "2:8.4.0-0ubuntu2",
        "2:8.4.0-0ubuntu3",
        "2:8.4.0-0ubuntu4",
        "2:8.4.0-0ubuntu5",
        "2:8.4.0-0ubuntu6",
        "2:8.4.0-0ubuntu7.1",
        "2:8.4.0-0ubuntu7.2",
        "2:8.4.0-0ubuntu7.3"
      ]
    }
  ],
  "aliases": [],
  "details": "Erik Olof Gunnar Andersson discovered that OpenStack Neutron incorrectly\nhandled certain security group rules in the iptables firewall module. An\nauthenticated attacker could possibly use this issue to block further\napplication of security group rules for other instances.\n",
  "id": "USN-4036-1",
  "modified": "2026-02-10T04:41:34Z",
  "published": "2019-06-25T11:48:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4036-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-9735"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "neutron vulnerability",
  "upstream": [
    "UBUNTU-CVE-2019-9735"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.