PHOENIX CONTACT: Insufficient Read and Write Protection to Logic and Runtime Data in PLCnext Control
CVE-2023-46142

8.8HIGH

Key Information:

Vendor

PHOENIX CONTACT

Status
AXC F 1152
AXC F 2152
AXC F 3152
BPC 9102S
Vendor
CVE Published:
14 December 2023

What is CVE-2023-46142?

A vulnerability in PLCnext products by Phoenix Contact arises from incorrect permission assignments for critical resources. This flaw allows remote attackers with low privileges to exploit the vulnerability and gain full access to the affected devices, potentially compromising system integrity and security.

Affected Version(s)

AXC F 1152 0 <= 2024.0

AXC F 2152 0 <= 2024.0

AXC F 3152 0 <= 2024.0

References

https://https://cert.vde.com/en/advisories/VDE-2023-056/

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Reid Wightman of Dragos, Inc.
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CVE-2023-46142 : PHOENIX CONTACT: Insufficient Read and Write Protection to Logic and Runtime Data in PLCnext Control