Multiple vulnerabilities in QNAP QTS, QuTS hero and QuTScloud

Published: 2024-04-29

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-51364 CVE-2023-51365
CWE-ID	CWE-22
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	QNAP QTS Server applications / File servers (FTP/HTTP) QuTS hero Hardware solutions / Firmware QuTScloud Operating systems & Components / Operating system
Vendor

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU89039

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-51364

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

QNAP QTS: before 5.1.4.2596 20231128

QuTS hero: before h5.1.3.2578 build 20231110

QuTScloud: before c5.1.5.2651

External links

http://www.qnap.com/en/security-advisory/qsa-24-14

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Path traversal

EUVDB-ID: #VU89040