CVE-2021-38395
moderate-risk
Published 2022-10-28
Honeywell Experion PKS C200, C200E, C300, and ACE controllers are vulnerable to improper neutralization of special elements in output, which may allow an attacker to remotely execute arbitrary code and cause a denial-of-service condition.
Do I need to act?
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0.40% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.1/10
Critical
NETWORK
/ LOW complexity
Affected Products (4)
C200 Firmware
C200E Firmware
C300 Firmware
Application Control Environment Firmware
Affected Vendors
References (4)
43
/ 100
moderate-risk
Severity
31/34 · Critical
Exploitability
2/34 · Minimal
Exposure
10/34 · Low