CVE-2023-5399

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 35.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-04 · updated 2026-06-17
Weakness: CWE-22

Description

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause tampering of files on the personal computer running C-Bus when using the File Command.

Affected products

Schneider-Electric Spacelogic C-Bus Toolkit: before 1.16.4 — fixed in 1.16.4

How to fix

Upgrade to a fixed version: Schneider-Electric Spacelogic C-Bus Toolkit 1.16.4. Check the vendor advisory for mitigations.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-283-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-283-01.pdf
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-283-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-283-01.pdf

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