VDE-2025-085

csafDEwelotec_psirt

Welotec: Path Traversal in SmartEMS Upload Handling

view advisory published 2025-09-10

A path traversal flaw in the SmartEMS upload handling allows authenticated users to direct upload data outside of the intended directory via the 'Upload-Key' header. In deployments where writable, code-interpreted paths are reachable, this may lead to remote code execution.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2025-41714US——
The upload endpoint insufficiently validates the 'Upload-Key' request header. By supplying path traversal sequences, an authenticated attacker can cause the server to create upload…
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references

External citations — patches, advisories, analysis.

03

remediations (2)

  • MitigationSmartEMS Web Application

    Restrict access to the SmartEMS Web UI to trusted admin networks/VPN. Enforce strong credentials and rotate or revoke active tokens/sessions.

  • FixedSmartEMS Web Application

    Update SmartEMS to version 3.3.6 or later.

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