Vulnerability identifier: #VU14816

Vulnerability risk: High

CVSSv3.1: 9.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2018-11523

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
NUUO NVRmini 2
Server applications / Conferencing, Collaboration and VoIP solutions

Vendor: NUUO Inc.

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to software allows upload of arbitrary files to the system in /nuuonvr.php script. A remote unauthenticated attacker can upload arbitrary file (e.g. with ".php" extension) and execute it on the server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

NUUO NVRmini 2: 3.0.0.63 - 3.8.0

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External links
http://github.com/unh3x/just4cve/issues/1
http://www.exploit-db.com/exploits/44794/

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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. However, a fully functional exploit for this vulnerability is available.