Description
E3 Site Supervisor Control (firmware version < 2.31F01) MGW contains an API call that lacks input validation. An attacker can use this command to continuously crash the application services.
Affected products
copeland: e3 supervisory controller firmware; copeland: site supervisor bx 860-1240; copeland: site supervisor bxe 860-1245; copeland: site supervisor cx 860-1260; copeland: site supervisor cxe 860-1265; copeland: site supervisor rx 860-1220; copeland: site supervisor rxe 860-1225; copeland: site supervisor sf 860-1200
References1
- www.armis.com/research/frostbyte10/ Third Party Advisory
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 4.0
-
8.7
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 27 · as of 8 November 2026
- CWE
- CWE-20
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.