Vulnerability identifier: #VU5367

Vulnerability risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
QNAP QTS
Server applications / File servers (FTP/HTTP)

Vendor: QNAP Systems, Inc.

Description
The vulnerability allows a remote attacker to gain unauthorized access to vulnerable device.

The vulnerability exists due to unspecified error in all versions of QNAP QTS. A remote attacker can gain unauthorized access to vulnerable device.

Mitigation
Install update from vendor's website.

Vulnerable software versions

QNAP QTS: 4.2.2, 4.1.4, 4.3.2

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External links
http:httpwww.qnap.com/en/support/con_show.php?cid=109

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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.