OS Command Injection in QNAP QTS, QuTS hero and QuTScloud



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-23368
CWE-ID CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
 QNAP QTS
Server applications / File servers (FTP/HTTP)

QuTS hero
Hardware solutions / Firmware

QuTScloud
Operating systems & Components / Operating system

Vendor QNAP Systems, Inc.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU82727

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-23368

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

QNAP QTS: before

QuTS hero: before h4.5.4.2374 build 20230417

QuTScloud: before c5.0.1.2374

CPE2.3 External links

https://www.qnap.com/en/security-advisory/qsa-23-31


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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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