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CVE-2023-31409

HIGH

7.5

CVSS Score

Published: May 15, 2023 at 10:55 AM UTC

Updated: June 17, 2026 at 05:56 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 remote attacker to influence the availability of the webserver by invocing a Slowloris style attack via HTTP requests.

Affected

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

Ftmg ESD15AXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esd15axx (same device)

Ftmg ESD20AXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esd20axx (same device)

Ftmg ESD25AXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esd25axx (same device)

Ftmg ESN40SXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esn40sxx (same device)

Ftmg ESN50SXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esn50sxx (same device)

Ftmg ESR40SXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esr40sxx (same device)

Ftmg ESR50SXX Firmware · Sick

95%

v < 2.0

Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

sick-ftmg-esr50sxx (same device)

Ftmg ESD15AXX · Sick

60%

all firmware versions

Ftmg ESD20AXX · Sick

60%

all firmware versions

Ftmg ESD25AXX · Sick

60%

all firmware versions

Remediation

No guide yet

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

Patch and advisory references

References (3)

x_csafVendor Advisory

Source: [email protected]

https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.json

Vendor Advisory

Source: [email protected]

https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.pdf

Issue TrackingVendor Advisory

Source: [email protected]

https://sick.com/psirt

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

7.5HIGH[email protected]

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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