CVE-2015-4051

Severity: critical (CVSS 9.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2015-06-08 · updated 2026-06-17
Weakness: CWE-284

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.

Affected products

Beckhoff Ipc Diagnostics: through 1.7

References

http://ftp.beckhoff.com/download/document/IndustPC/Advisory-2015-001.pdf
http://packetstormsecurity.com/files/132168/Beckhoff-IPC-Diagnositcs-Authentication-Bypass.html
http://packetstormsecurity.com/files/134071/Beckoff-CX9020-CPU-Model-Remote-Code-Execution.html
http://seclists.org/fulldisclosure/2015/Jun/10
http://www.securityfocus.com/bid/75042
http://www.thesecurityfactory.be/permalink/beckhoff-authentication-bypass.html
http://ftp.beckhoff.com/download/document/IndustPC/Advisory-2015-001.pdf
http://packetstormsecurity.com/files/132168/Beckhoff-IPC-Diagnositcs-Authentication-Bypass.html
http://packetstormsecurity.com/files/134071/Beckoff-CX9020-CPU-Model-Remote-Code-Execution.html
http://seclists.org/fulldisclosure/2015/Jun/10
http://www.securityfocus.com/bid/75042
http://www.thesecurityfactory.be/permalink/beckhoff-authentication-bypass.html

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