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Fencer Vulns
critical 9.8

CVE-2023-5399 in the critical feed json

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause tampering of…

published 2023-10-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57714

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
36.4%
EPSS 36.4% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

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.

Patch / fix

  • schneider-electric spacelogic_c-bus_toolkit 1.16.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-23-306-06 updated cvss 9.8

Schneider Electric SpaceLogic C-Bus Toolkit

  • Schneider Electric SpaceLogic C-Bus Toolkit <=1.16.3
    affected: vendor fix, mitigation “By doing this, the vulnerable commands could not then be used to compromise the PC by an external entity as the connection and ultimately the command will not be accepted by SpaceLogic C-Bus Toolkit.” se.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
20 mo ago

Exploit prediction

36.37% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Schneider Electric C-Bus Toolkit

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.