CVE-2015-8252
The Frontel protocol before 3 on RSI Video Technologies Videofied devices sends a cleartext serial number, which allows remote attackers to determine a hardcoded key by sniffing the network and performing a "jumbled up" calculation with this number.
Date published : 2015-12-26
https://www.kb.cert.org/vuls/id/792004
Multiple serious vulnerabilities in RSI Videofied’s alarm protocol