Command execution in QNAP QTS



Published: 2018-08-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-0714
CWE-ID CWE-77
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		QNAP QTS
Server applications / File servers (FTP/HTTP)

Vendor QNAP Systems, Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Command injection

EUVDB-ID: #VU14321

Risk: Low

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: CVE-2018-0714

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to a command injection flaw in the Helpdesk. A remote unauthenticated attacker can send specially crafted data to inject and execute arbitrary commands with elevated privileges.

Mitigation

The vulnerability has been fixed in the versions 

  • QTS 4.2.6: build 20180711 and later
  • QTS 4.3.3: build 20180716 and later
  • QTS 4.3.4: build 20180710 and later

Vulnerable software versions

QNAP QTS: 4.2.6 20170517 - 4.3.4.0589 20180520

External links

http://www.qnap.com/en/security-advisory/nas-201808-13


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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