Vulnerability identifier: #VU16228
Vulnerability risk: High
CVSSv3.1: 9.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:U/RC:C]
CVE-ID:
CWE-ID:
CWE-78
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 authenticated attacker to execute arbitrary shell commands on the target system.
The vulnerability exists in upgrade_handle.php due to insufficient validation of user-supplied input. A remote authenticated attacker can send specially crafted requests to execute OS commands with root privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
NUUO originally tried to fix the vulnerability by enforcing authentication on upgrade_handle.php but this fix has been insufficient to address the vulnerability.
Vulnerable software versions
NUUO NVRmini 2: 3.0.0.63 - 3.9.1
External links
http://www.exploit-db.com/exploits/45070
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user 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.