An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.
Advisories
Source ID Title
EUVD EUVD EUVD-2021-0143 An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.
Github GHSA Github GHSA GHSA-cpx3-696p-3cw9 OpenStack Neutron Denial of Service vulnerability
Ubuntu USN Ubuntu USN USN-6067-1 OpenStack Neutron vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T02:51:07.481Z

Reserved: 2021-09-08T00:00:00

Link: CVE-2021-40797

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-09-08T20:15:11.060

Modified: 2024-11-21T06:24:49.247

Link: CVE-2021-40797

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-09-08T00:00:00Z

Links: CVE-2021-40797 - Bugzilla

cve-icon OpenCVE Enrichment

No data.