OpenStack Neutron DoS via Uncontrolled Resource Consumption (Auth)
CVE-2023-3637 Published on July 25, 2023
Openstack-neutron: unrestricted creation of security groups (fix for cve-2022-3277)
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.
Vulnerability Analysis
CVE-2023-3637 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.
Timeline
Reported to Red Hat.
Made public.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2023-3637 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2023-3637
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Affected Versions
Red Hat OpenStack Platform 16.2:- Version 1:15.3.5-2.20230216175503.el8ost and below * is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.