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CVE-2015-4051

9.0 · HIGH

Beckhoff IPC Diagnostics before 1.8 does not properly restrict access to functions in /config, which allows remote attackers to cause a denial of service (reboot or shutdown), create arbitrary user…

Published Jun 8, 2015beckhoffCWE-284EPSS 5.74%

Overview

CVE-2015-4051 is a high-severity vulnerability affecting beckhoff ipc_diagnostics. It was published on June 8, 2015 and has a CVSS 2.0 base score of 9.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 9.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Beckhoff IPC Diagnostics before 1.8 does not properly restrict access to functions in /config, which allows remote attackers to cause a denial of service (reboot or shutdown), create arbitrary users, or possibly have unspecified other impact via a crafted request, as demonstrated by a beckhoff.com:service:cxconfig:1#Write SOAP action to /upnpisapi.

Remediation

Check the references section for vendor advisories and patches from beckhoff. Update ipc_diagnostics to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
beckhoffipc_diagnostics0Affected

References

Refftp.beckhoff.com/download/document/IndustPC/Advisory-2015-001.pdfRefpacketstormsecurity.com/files/132168/Beckhoff-IPC-Diagnositcs-Authentication-Bypass.htmlRefpacketstormsecurity.com/files/134071/Beckoff-CX9020-CPU-Model-Remote-Code-Execution.htmlRefseclists.org/fulldisclosure/2015/Jun/10Refwww.securityfocus.com/bid/75042Refwww.thesecurityfactory.be/permalink/beckhoff-authentication-bypass.htmlRefftp.beckhoff.com/download/document/IndustPC/Advisory-2015-001.pdfRefpacketstormsecurity.com/files/132168/Beckhoff-IPC-Diagnositcs-Authentication-Bypass.htmlRefpacketstormsecurity.com/files/134071/Beckoff-CX9020-CPU-Model-Remote-Code-Execution.htmlRefseclists.org/fulldisclosure/2015/Jun/10

How CyberStrike helps

Frequently asked questions

What is CVE-2015-4051?

CVE-2015-4051 is a high-severity vulnerability affecting beckhoff ipc_diagnostics. It was published on June 8, 2015 and has a CVSS 2.0 base score of 9.0 (HIGH).

How severe is CVE-2015-4051?

This vulnerability has a CVSS 2.0 base score of 9.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-4051?

Check the references section for vendor advisories and patches from beckhoff. Update ipc_diagnostics to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-4051?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-4051 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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