CVE•Published 2023-05-09•Modified 2026-10-24•1 article on news•4 live references•NVD data
CVE-2023-27407Siemens · Scalance_lpe9403_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
9.9
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
70
Exploit Prediction Scoring System · top 30% of all CVEs
Weaknesses (CWE)
Description
A vulnerability has been identified in SCALANCE LPE9403 (All versions < V2.1). The web based management of affected device does not properly validate user input, making it susceptible to command injection. This could allow an authenticated remote attacker to access the underlying operating system as the root user.
Timeline
Published 2023-05-09
Modified 2026-10-24
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common). Live host counts are a Premium feature.
Shodan · vuln tag
vuln:CVE-2023-27407Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Scalance Lpe9403 Firmware"Hosts Shodan identified as running Scalance Lpe9403 Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2023-27407Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-27407Censys host search filtered to this CVE id.
grep.app
CVE-2023-27407Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-27407GitHub code search for direct mentions.
Google dork
"CVE-2023-27407" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2023-27407 on GitHub.