A local low privileged attacker or process can access I/O ports via TcRouter.sys because of exposed IOCTL function calls resulting in a full compromise of the affected devices.
Metrics
Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
| Link | Providers |
|---|---|
| https://www.certvde.com/en/advisories/VDE-2026-087/ |
|
History
Wed, 11 Nov 2026 08:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A local low privileged attacker or process can access I/O ports via TcRouter.sys because of exposed IOCTL function calls resulting in a full compromise of the affected devices. | |
| Title | Insufficient IOCTL access control allows local access to I/O ports | |
| First Time appeared |
Beckhoff
Beckhoff tcrouter.sys Beckhoff twincat.xar.base.km |
|
| Weaknesses | CWE-782 | |
| CPEs | cpe:2.3:a:beckhoff:tcrouter.sys:*:*:*:*:*:Windows:x64:* cpe:2.3:a:beckhoff:tcrouter.sys:*:*:*:*:*:Windows:x86:* cpe:2.3:a:beckhoff:tcrouter.sys:3.1.0.2364:*:*:*:*:Windows:x64:* cpe:2.3:a:beckhoff:tcrouter.sys:3.1.0.2364:*:*:*:*:Windows:x86:* cpe:2.3:a:beckhoff:twincat.xar.base.km:3.16.29:tcpkg:*:*:*:Windows:*:* cpe:2.3:a:beckhoff:twincat.xar.base.km:tcpkg:*:*:*:*:Windows:*:* |
|
| Vendors & Products |
Beckhoff
Beckhoff tcrouter.sys Beckhoff twincat.xar.base.km |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: CERTVDE
Published:
Updated: 2026-11-11T08:19:35.444Z
Reserved: 2026-08-04T07:16:35.058Z
Link: CVE-2026-18767
No data.
Status : Received
Published: 2026-11-11T09:17:15.133
Modified: 2026-11-11T09:17:15.133
Link: CVE-2026-18767
No data.
OpenCVE Enrichment
No data.
Weaknesses