Description
Honeywell Experion PKS C200, C200E, C300, and ACE controllers are vulnerable to relative path traversal, which may allow an attacker access to unauthorized files and directories.
References (2)
Core 2
Core References
Third Party Advisory, US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-278-04
Scores
CVSS v3
7.5
EPSS
0.0074
EPSS Percentile
49.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-22
CWE-23
Status
published
Products (4)
honeywell/application_control_environment_firmware
honeywell/c200_firmware
honeywell/c200e_firmware
honeywell/c300_firmware
Published
Oct 28, 2022
Tracked Since
Feb 18, 2026