Honeywell Experion PKS and ACE Controllers Relative Path Traversal
CVE-2021-38399

7.5HIGH

Key Information:

Vendor

Honeywell

Status
Experion Pks
Vendor
CVE Published:
28 October 2022

What is CVE-2021-38399?

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.

Affected Version(s)

Experion PKS C200

Experion PKS C200E

Experion PKS C300

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-278-04
https://www.honeywellprocess.com/library/support/notifica...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rei Henigman and Nadav Erez of Claroty reported these vulnerabilities to CISA.
.