How severe is CVE-2023-23447?

CVE-2023-23447 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-23447 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23447?

CVE-2023-23447 primarily affects Sick Ftmg-esd20axx Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-23447?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-23447 published?

CVE-2023-23447 was published on 2023-05-15 and last updated on 2026-06-17.

CVE-2023-23447

CVE-2023-23447 is a high-severity vulnerability in Sick Ftmg-esd20axx Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Sick Ftmg-esd20axx Firmware
Published: 2023-05-15
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-23447?: 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.
How severe is CVE-2023-23447?: CVE-2023-23447 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-23447 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23447?: CVE-2023-23447 primarily affects Sick Ftmg-esd20axx Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-23447?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-23447 published?: CVE-2023-23447 was published on 2023-05-15 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:o:sick:ftmg-esd20axx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sick:ftmg-esd25axx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sick:ftmg-esn40sxx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sick:ftmg-esn50sxx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sick:ftmg-esr50sxx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sick:ftmg-esr40sxx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sick:ftmg-esd15axx_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Sick Ftmg-esd20axx Firmware

CVE-2023-23446 — High (CVSS 7.5): Improper Access Control in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116,…
CVE-2023-23445 — High (CVSS 7.5): Improper Access Control in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116,…
CVE-2023-23450 — Medium (CVSS 6.2): Use of Password Hash Instead of Password for Authentication in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214,…
CVE-2023-31409 — Medium (CVSS 5.3): Uncontrolled Resource Consumption in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114,…
CVE-2023-31408 — Medium (CVSS 5.3): Cleartext Storage of Sensitive Information in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216,…
CVE-2023-23449 — Medium (CVSS 5.3): Observable Response Discrepancy in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114,…

All CVEs affecting Sick Ftmg-esd20axx Firmware →

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