CVE-2023-23447

HIGH
7.5
CVSS Score
Published: May 15, 2023 at 10:53 AM UTC
Updated: June 17, 2026 at 05:37 AM UTC
14 products affected across 1 vendorFtmg ESD15AXX FirmwareFtmg ESR40SXX FirmwareFtmg ESN40SXX Firmware

Using SICK FTMG-ESD15AXX AIR FLOW SENSOR by SICK AG?

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

Uncontrolled Resource Consumption in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116, 1122524, 1122526 allows an unprivileged remote attacker to influence the availability of the webserver by invocing several open file requests via the REST interface.

Affected

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

v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esd15axx (same device)
v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esd20axx (same device)
v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esd25axx (same device)
v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esn40sxx (same device)
v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esn50sxx (same device)
v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esr40sxx (same device)
v < 2.0
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement
sick-ftmg-esr50sxx (same device)
v < v3.0.0.131.Release
Affected range stops below v3.0.0.131.Release, so it looks safe — our inference, not a vendor statement
v < v3.0.0.131.Release
Affected range stops below v3.0.0.131.Release, so it looks safe — our inference, not a vendor statement
v < v3.0.0.131.Release
Affected range stops below v3.0.0.131.Release, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

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

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHSICK AG
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400

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