CVE-2023-23453

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2023-02-21. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
60(Track)
EG Risk 60/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
62.2%
KEV
Not listed

Published

February 20, 2023

Last Modified

March 18, 2025

References (2)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 14× in last 7d / 46× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 109 total refreshes for this CVE.

  1. 2026-07-24 14:15 UTCEPSS rescore
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Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-23453?
CVE-2023-23453 is a critical vulnerability published on February 20, 2023. 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.
When was CVE-2023-23453 disclosed?
CVE-2023-23453 was first published in the National Vulnerability Database on February 20, 2023, with the most recent update on March 18, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-23453 actively exploited?
CVE-2023-23453 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-23453?
CVE-2023-23453 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-23453?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-23453, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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