NUUO NVRmini 2 1.0.0 through 3.0.0 and NUUO NVRsolo 1.0.0 through 3.0.0 have hardcoded root credentials, which allows remote attackers to obtain administrative access via unspecified vectors.
handledaylightsaving.php in NUUO NVRmini 2 1.7.5 through 3.0.0, NUUO NVRsolo 1.0.0 through 3.0.0, NUUO Crystal 2.2.1 through 3.2.0, and NETGEAR ReadyNAS Surveillance 1.1.1 through 1.4.1 allows remote attackers to execute arbitrary PHP code via the NTPServer parameter.
NUUO NVRmini 2 1.7.5 through 3.0.0, NUUO NVRsolo 1.0.0 through 3.0.0, and NETGEAR ReadyNAS Surveillance 1.1.1 through 1.4.1 have a hardcoded qwe23622260 password for the nuuoeng account, which allows remote attackers to obtain sensitive information via an nvrstatus.php request.