Controller design flaw - unsigned firmware
CVE-2023-25178

9.8CRITICAL

Key Information:

Vendor

Honeywell

Status
C300
Vendor
CVE Published:
13 July 2023

What is CVE-2023-25178?

A vulnerability exists in Honeywell Controllers that allows the potential loading of malicious firmware. This could lead to unauthorized remote code execution, compromising system integrity and security. Users are strongly advised to review recent Honeywell Security Notifications for upgrade recommendations and to ensure their systems are running the latest, secure versions to mitigate any risks associated with this vulnerability.

Affected Version(s)

C300 Experion LX 510.1 <= 511.5TCU3

C300 Experion LX 520.1 <= 520.1TCU4

C300 Experion LX 520.2 <= 520.2TCU2

References

https://process.honeywell.com

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.