Unsigned Firmware Upgrade Vulnerability in E3 Site Supervisor Control by Armis
CVE-2025-52550

8.6HIGH

Key Information:

Vendor

Copeland Lp

Status
E3 Supervisory Control
Vendor
CVE Published:
2 September 2025

What is CVE-2025-52550?

The E3 Site Supervisor Control system is affected by a significant vulnerability that allows an attacker with administrative access to install malicious firmware due to the unsigned nature of its firmware upgrade packages. This weakness could enable unauthorized modifications to the system's firmware, potentially compromising the integrity and security of the control system.

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Deploy the Patch

Affected Version(s)

E3 Supervisory Control 0

References

https://www.armis.com/research/frostbyte10/

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Armis Labs
JSON
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