What is CVE-2023-23453?

CVE-2023-23453 is a critical-severity vulnerability in Sick Fx0-Gent00000, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2023-02-20.

How severe is CVE-2023-23453?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Sick Fx0-Gent00000

CVE-2023-23453

Missing Authentication for Critical Function in SICK FX0-GENT v3 Firmware Version V3.04 and V3.05 allows an unprivileged remote attacker to achieve arbitrary remote code execution via maliciously crafted RK512 commands to the listener on TCP port 9000.

Vulnerability class: Broken Authentication

EPSS: 0.011 (63.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sick Fx0-gent00000
Sick Fx0-gent00000_firmware — versions 3.04, 3.05
Sick Fx0-gent00010
Sick Fx0-gent00010_firmware — versions 3.04, 3.05
N/a Fx0-gent V3 Firmware — versions Version V3.04 and V3.05

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

psirt@sick.de (Vendor Advisory)

Frequently asked questions

What is CVE-2023-23453?: CVE-2023-23453 is a critical-severity vulnerability in Sick Fx0-Gent00000, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2023-02-20.
How severe is CVE-2023-23453?: Critical severity. CVSS v3 base score is 9.8 out of 10.