Search criteria
5 vulnerabilities by Beckhoff Automation
CVE-2025-41728 (GCVE-0-2025-41728)
Vulnerability from cvelistv5 – Published: 2026-01-27 11:37 – Updated: 2026-01-27 13:49
VLAI?
Title
Beckhoff: Information leak via Beckhoff Device Manager
Summary
A low privileged remote attacker may be able to disclose confidential information from the memory of a privileged process by sending specially crafted calls to the Device Manager web service that cause an out-of-bounds read operation under certain circumstances due to ASLR and thereby potentially copy confidential information into a response.
Severity ?
5.3 (Medium)
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beckhoff Automation | Beckhoff.Device.Manager.XAR |
Affected:
0.0.0 , < 2.5.3
(semver)
|
||||||||||||
|
||||||||||||||
Credits
Diego Giubertoni from Nozomi Networks
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CVE-2025-41727 (GCVE-0-2025-41727)
Vulnerability from cvelistv5 – Published: 2026-01-27 11:36 – Updated: 2026-01-27 13:53
VLAI?
Title
Beckhoff: Performing privileged operations and gaining administrator access
Summary
A local low privileged attacker can bypass the authentication of the Device Manager user interface, allowing them to perform privileged operations and gain administrator access.
Severity ?
7.8 (High)
CWE
- CWE-420 - Unprotected Alternate Channel
Assigner
References
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beckhoff Automation | Beckhoff.Device.Manager.XAR |
Affected:
0.0.0 , < 2.5.3
(semver)
|
||||||||||||
|
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Credits
Diego Giubertoni from Nozomi Networks
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CVE-2025-41726 (GCVE-0-2025-41726)
Vulnerability from cvelistv5 – Published: 2026-01-27 11:35 – Updated: 2026-01-27 14:08
VLAI?
Title
Beckhoff: Arbitrary code execution within privileged processes
Summary
A low privileged remote attacker can execute arbitrary code by sending specially crafted calls to the web service of the Device Manager or locally via an API and can cause integer overflows which then may lead to arbitrary code execution within privileged processes.
Severity ?
8.8 (High)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beckhoff Automation | Beckhoff.Device.Manager.XAR |
Affected:
0.0.0 , < 2.5.3
(semver)
|
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Credits
Diego Giubertoni from Nozomi Networks
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CVE-2025-41768 (GCVE-0-2025-41768)
Vulnerability from cvelistv5 – Published: 2026-01-20 08:02 – Updated: 2026-02-12 09:00
VLAI?
Title
Beckhoff: XSS Vulnerability in TwinCAT 3 HMI Server
Summary
An high privileged remote attacker can inject arbitrary content into the custom CSS field on the affected devices due to improper neutralization of input during web page generation ('Cross-site Scripting').
Severity ?
5.5 (Medium)
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beckhoff Automation | TwinCAT.HMI.Server |
Affected:
0.0.0 , < 14.4.267
(semver)
|
||||||||||||
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Credits
Roby Firnando Yusuf from Jeonbuk National University
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CVE-2021-34594 (GCVE-0-2021-34594)
Vulnerability from cvelistv5 – Published: 2021-11-04 09:50 – Updated: 2024-09-16 22:03
VLAI?
Title
Beckhoff: Relative path traversal vulnerability through TwinCAT OPC UA Server
Summary
TwinCAT OPC UA Server in TF6100 and TS6100 in product versions before 4.3.48.0 or with TcOpcUaServer versions below 3.2.0.194 are prone to a relative path traversal that allow administrators to create or delete any files on the system.
Severity ?
6.5 (Medium)
CWE
- CWE-23 - Relative Path Traversal
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Beckhoff Automation | TwinCAT OPC UA Server |
Affected:
TF6100 , < 4.3.48.0
(custom)
Affected: TS6100 , < 4.3.48.0 (custom) Affected: TcOpcUaServer version , < 3.2.0.19423 (custom) |
Credits
Beckhoff Automation thanks Johannes Olegård, Emre Süren, and Robert Lagerström for reporting the issue and for support and efforts with the coordinated disclosure.
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