CVE-2018-25112 - CVE House
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Status published High CVE-2018-25112

PHOENIX CONTACT: ILC 1x1 ETH Denial of Service

Vulnerability Description

An unauthenticated remote attacker may use an uncontrolled resource consumption in the IEC 61131 program of the affected products by creating large amounts of network traffic that needs to be handled by the ILC. This results in a Denial-of-Service of the device.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Matthias Niedermaier (Hochschule Augsburg)
  • Jan-Ole Malchow (Freie Universität Berlin)
  • Florian Fischer (Hochschule Augsburg)

References

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Affected Vendor

PHOENIX CONTACT

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Affected Software

ILC 131, ILC 151, ILC 171, ILC 191 ETH
Vulnerable Versions:
vers:all/*

Timeline

Official Publish: June 4th, 2025
Last Modified: June 4th, 2025
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-770

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service
Impact
T1498 Network Denial of Service
Impact
T1190 Exploit Public-Facing Application
Initial Access
T1562 Impair Defenses
Defense Evasion
T1046 Network Service Discovery
Discovery