// For flags

CVE-2023-50363

QTS, QuTS hero

Severity Score

7.4
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

An incorrect authorization vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to bypass intended access restrictions via a network. We have already fixed the vulnerability in the following versions:
QTS 5.1.6.2722 build 20240402 and later
QuTS hero h5.1.6.2734 build 20240414 and later

Se ha informado que una vulnerabilidad de autorización incorrecta afecta a varias versiones del sistema operativo QNAP. Si se explota, la vulnerabilidad podría permitir a los usuarios autenticados eludir las restricciones de acceso previstas a través de una red. Ya hemos solucionado la vulnerabilidad en las siguientes versiones: QTS 5.1.6.2722 build 20240402 y posteriores QuTS hero h5.1.6.2734 build 20240414 y posteriores

An incorrect authorization vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to bypass intended access restrictions via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.6.2722 build 20240402 and later QuTS hero h5.1.6.2734 build 20240414 and later

*Credits: Aliz Hammond of watchTowr
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-12-07 CVE Reserved
  • 2024-04-26 CVE Published
  • 2024-08-02 CVE Updated
  • 2025-06-04 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-285: Improper Authorization
  • CWE-863: Incorrect Authorization
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Qnap
Search vendor "Qnap"
Qts
Search vendor "Qnap" for product "Qts"
*-
Affected
Qnap
Search vendor "Qnap"
Quts Hero
Search vendor "Qnap" for product "Quts Hero"
*-
Affected