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  5. CVE-2016-5362

CVE-2016-5362: OpenStack Neutron allows remote attackers to bypass an intended DHCP-spoofing protection mechanism

May 14, 2022 (updated April 14, 2025)

The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP discovery message.

References

  • access.redhat.com/errata/RHSA-2016:1473
  • access.redhat.com/errata/RHSA-2016:1474
  • bugs.launchpad.net/neutron/+bug/1558658
  • github.com/advisories/GHSA-qpwc-p365-pqrr
  • github.com/openstack/neutron
  • nvd.nist.gov/vuln/detail/CVE-2016-5362
  • review.openstack.org/
  • review.openstack.org/
  • review.openstack.org/
  • security.openstack.org/ossa/OSSA-2016-009.html

Code Behaviors & Features

Detect and mitigate CVE-2016-5362 with GitLab Dependency Scanning

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Affected versions

All versions before 7.0.5, all versions starting from 8.0.0 before 8.1.1

Fixed versions

  • 7.0.5
  • 8.1.1

Solution

Upgrade to versions 7.0.5, 8.1.1 or above.

Impact 8.2 HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-923: Improper Restriction of Communication Channel to Intended Endpoints

Source file

pypi/neutron/CVE-2016-5362.yml

Spotted a mistake? Edit the file on GitLab.

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