CVE-2025-0694: CODESYS Control V3 removable media path traversal

Severity: medium (CVSS 6.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-18 · updated 2026-06-17
Weakness: CWE-22

Description

Insufficient path validation in CODESYS Control allows low privileged attackers with physical access to gain full filesystem access.

Affected products

CODESYS Control for BeagleBone SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for emPC-A/iMX6 SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for IOT2000 SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for Linux ARM SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for Linux SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for PFC100 SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for PFC200 SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for PLCnext SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for Raspberry Pi SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control for WAGO Touch Panels 600 SL: before 4.16.0.0 — fixed in 4.16.0.0
CODESYS Control RTE (for Beckhoff CX) SL: before 3.5.21.0 — fixed in 3.5.21.0
CODESYS Control RTE (SL): before 3.5.21.0 — fixed in 3.5.21.0
CODESYS Control Win (SL): before 3.5.21.0 — fixed in 3.5.21.0
CODESYS Runtime Toolkit: before 3.5.21.0 — fixed in 3.5.21.0
CODESYS Virtual Control SL: before 4.16.0.0 — fixed in 4.16.0.0

How to fix

Upgrade to a fixed version: CODESYS Control for BeagleBone SL 4.16.0.0; CODESYS Control for emPC-A/iMX6 SL 4.16.0.0; CODESYS Control for IOT2000 SL 4.16.0.0; CODESYS Control for Linux ARM SL 4.16.0.0; CODESYS Control for Linux SL 4.16.0.0; CODESYS Control for PFC100 SL 4.16.0.0; CODESYS Control for PFC200 SL 4.16.0.0; CODESYS Control for PLCnext SL 4.16.0.0; CODESYS Control for Raspberry Pi SL 4.16.0.0; CODESYS Control for WAGO Touch Panels 600 SL 4.16.0.0; CODESYS Control RTE (for Beckhoff CX) SL 3.5.21.0; CODESYS Control RTE (SL) 3.5.21.0. Check the vendor advisory for mitigations.

References

https://cert.vde.com/en/advisories/VDE-2025-015

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