Uncontrolled Resource Consumption in QNAP QTS (5.1.5.2644) DoS
CVE-2023-45028 Published on February 2, 2024
QTS, QuTS hero, QuTScloud
An uncontrolled resource consumption vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to launch a denial-of-service (DoS) attack via a network.
We have already fixed the vulnerability in the following versions:
QTS 5.1.5.2645 build 20240116 and later
QuTS hero h5.1.5.2647 build 20240118 and later
QuTScloud c5.1.5.2651 and later
Vulnerability Analysis
CVE-2023-45028 is exploitable with network access, and requires 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, with no impact on integrity and availability.
Weakness Types
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-2023-45028 has been classified to as a Resource Exhaustion vulnerability or weakness.
Allocation of Resources Without Limits or Throttling
The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
Products Associated with CVE-2023-45028
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Affected Versions
QNAP Systems Inc. QTS:- Version 5.1.x and below 5.1.5.2645 build 20240116 is affected.
- Version h5.1.x and below h5.1.5.2647 build 20240118 is affected.
- Version c5.x.x and below c5.1.5.2651 is affected.
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.