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CVE-2015-3221: Improper Input Validation

May 14, 2022 (updated February 8, 2023)

A Denial-of-Service flaw was found in the OpenStack Networking (neutron) L2 agent when using the iptables firewall driver. By submitting an address pair that is rejected as invalid by the ipset tool (with zero prefix size), an authenticated attacker can cause the L2 agent to crash.

References

  • lists.openstack.org/pipermail/openstack-announce/2015-June/000377.html
  • rhn.redhat.com/errata/RHSA-2015-1680.html
  • access.redhat.com/errata/RHSA-2015:1680
  • access.redhat.com/security/cve/CVE-2015-3221
  • bugs.launchpad.net/neutron/+bug/1461054
  • bugzilla.redhat.com/show_bug.cgi?id=1232284
  • git.openstack.org/cgit/openstack/neutron/commit/?id=9ff6138c47c95034ba845e9448ddffd147b51f38
  • github.com/advisories/GHSA-wf44-4mgj-rwvx
  • nvd.nist.gov/vuln/detail/CVE-2015-3221
  • web.archive.org/web/20200228084753/http://www.securityfocus.com/bid/75368

Code Behaviors & Features

Detect and mitigate CVE-2015-3221 with GitLab Dependency Scanning

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Affected versions

All versions before 2014.2.4, all versions starting from 2015.1.0 before 2015.1.1

Fixed versions

  • 2014.2.4
  • 2015.1.1

Solution

Upgrade to versions 2014.2.4, 2015.1.1 or above.

Impact 4 MEDIUM

AV:N/AC:L/Au:S/C:N/I:N/A:P

Learn more about CVSS

Weakness

  • CWE-20: Improper Input Validation

Source file

pypi/neutron/CVE-2015-3221.yml

Spotted a mistake? Edit the file on GitLab.

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