CVE-2021-40366

HIGH
7.4
CVSS Score
Published: November 9, 2021 at 11:32 AM UTC
Updated: June 17, 2026 at 04:06 AM UTC
2 products affected across 1 vendorClimatix POL909 FirmwareClimatix POL909

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Severity
HIGH7.4
Exploit prediction
EPSS 0.4%

Description

A vulnerability has been identified in Climatix POL909 (AWB module) (All versions < V11.42), Climatix POL909 (AWM module) (All versions < V11.34). The web server of affected devices transmits data without TLS encryption. This could allow an unauthenticated remote attacker in a man-in-the-middle position to read sensitive data, such as administrator credentials, or modify data in transit.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 11.34v < 11.42
Affected range stops below 11.34, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.42, so it looks safe — our inference, not a vendor statement
siemens-climatix-pol909 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-311CWE-319

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