Remote code execution in QNAP QTS and QuTS hero



Published: 2022-01-14
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
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QNAP QTS
Server applications / File servers (FTP/HTTP)

QuTS hero
Hardware solutions / Firmware

Vendor

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Code Injection

EUVDB-ID: #VU59601

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation. A remote attacker can send a specially crafted request and execute arbitrary code 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 4.5.4.1892 20211223, 5.0.0.1891 20211221

QuTS hero: before h5.0.0.1892 build 20211222

CPE2.3 External links

http://www.qnap.com/en/security-advisory/qsa-21-57

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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