CVE-2016-5362

high

Published 2016-06-17 · Modified 2025-04-14

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CVSS v3

8.2

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

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.2

Description

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.

Predictions

Exploit likelihood

88%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2:8.1.2-1`
sid	Fixed	`2:8.1.2-1`
forky	Fixed	`2:8.1.2-1`
bullseye	Fixed	`2:8.1.2-1`
bookworm	Fixed	`2:8.1.2-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	neutron	`<7.0.5`	`7.0.5`
PyPI	neutron	`>=8.0.0,<8.1.1`	`8.1.1`

Application impact

Vendor	Product	Versions	Fixed
openstack	neutron	`{"startIncluding":"7.0.0","endExcluding":"7.0.4"}`	`7.0.4`

References

CWEs

CWE-254

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.