#VU16212 OS command injection in NUUO NVRmini 2 - CVE-2018-15716
Published: November 30, 2018 / Updated: June 17, 2021
Vulnerability identifier: #VU16212
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/U:Amber
CVE-ID: CVE-2018-15716
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
NUUO NVRmini 2
NUUO NVRmini 2
Software vendor:
NUUO Inc.
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 containing shell metacharacters in the uploaddir parameter for a writeuploaddir command to bypass the uploaddir filter and execute OS commands with root privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note: the vulnerability exists due to insufficient patch for CVE-2018-14933.
Remediation
Update to version 3.10.0 or later.