Remote code execution in QNAP QTS
| Risk | Critical |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | N/A |
| CWE-ID | CWE-284 |
| Exploitation vector | Network |
| Public exploit | This vulnerability is being exploited in the wild. |
| Vulnerable software Subscribe |
QNAP QTS Server applications / File servers (FTP/HTTP) |
| Vendor | QNAP Systems, Inc. |
Security Bulletin
This security bulletin contains one critical risk vulnerability.
1) Improper access control
EUVDB-ID: #VU6420
Risk: Critical
CVSSv3.1: 10 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:U/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable device.
The vulnerability exists due to unknown error, which leads to QNAP device compromise. Vulnerability details are not disclosed yet.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable device.
Note: the vulnerability is being actively exploited in the wild.
Mitigation
Update your Photo Station on your NAS to the version 5.4.1 (or the version 5.2.7 if your NAS does not support QTS 4.3.x) immediately.
Vulnerable software versionsQNAP QTS: 4.2.5 20170413 - 4.3.3.0154 20170413
External linkshttp://www.qnap.com/en/support/con_show.php?cid=116
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?
Yes. This vulnerability is being exploited in the wild.
