by Kastro
Paper/Archive/CVE-2021-38397

CVE-2021-38397

Honeywell Experion PKS — Honeywell Experion PKS and ACE Controllers Unrestricted Upload of File with Dangerous Type

EPSS 1%CVSS 10.0
critical.is priorityof 100
44
CVSS 10.0 (CNA, NVD agree)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 67.8.678 × 2013.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Honeywell Experion PKS C200, C200E, C300, and ACE controllers are vulnerable to unrestricted file uploads, which may allow an attacker to remotely execute arbitrary code and cause a denial-of-service condition.

Affected

ProductAffectedFixed inSource
Experion PKSC200–CNA
Experion PKSC200E–CNA
Experion PKSC300–CNA
Experion PKSACE controllers–CNA

Scores by source

icscert (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refcisa.gov/uscert/ics/advisories/icsa-21-278-04refhoneywellprocess.com/library/support/notifications/Customer/SN2021-02-22-01-Experion-C300-CCL.pdf