CVE-2017-9855

An issue was discovered in SMA Solar Technology products. A secondary authentication system is available for Installers called the Grid Guard system. This system uses predictable codes, and a single Grid Guard code can be used on any SMA inverter. Any such code, when combined with the installer...

CVE-2017-9855

An issue was discovered in SMA Solar Technology products. A secondary authentication system is available for Installers called the Grid Guard system. This system uses predictable codes, and a single Grid Guard code can be used on any SMA inverter. Any such code, when combined with the installer...

CVE-2017-9855

The CVE-2017-9855 issue affects SMA Solar Technology inverters (Sunny Boy TLST-21/TL-21 and Sunny Tripower TL-10/TL-30). The vulnerability arises from the Grid Guard secondary authentication system, which uses predictable codes that can be reused across any SMA inverter. When combined with the in...