Improper Authorization in QNAP QTS and QuTScloud



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-32967
CWE-ID CWE-285
Exploitation vector Network
Public exploit N/A
Vulnerable software
 QNAP QTS
Server applications / File servers (FTP/HTTP)

QuTScloud
Operating systems & Components / Operating system

Vendor QNAP Systems, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Authorization

EUVDB-ID: #VU86067

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-32967

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper authorization. A remote user can bypass intended access restrictions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

QNAP QTS: before 4.5.4.2627 20231225

QuTScloud: before c5.1.5.2651

CPE2.3 External links

https://www.qnap.com/en/security-advisory/qsa-24-01


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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