9.9

CVE-2023-27407: siemens scalance_lpe9403_firmware Command Injection

Modified
Published 09-05-2023Last modified 28-01-2025

Vulnerability summary

CVE-2023-27407 is a critical (CVSS 9.9) Command Injection vulnerability in siemens scalance_lpe9403_firmware. EPSS estimates a 1.30% chance of exploitation in the next 30 days, higher than 70.1% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.9/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.30%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 09-05-2023
    PublishedVulnerability first disclosed.
  2. 28-01-2025
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.30%

Chance of exploitation in the next 30 days

Percentile

70%

Versus all other CVEs

30-day change

No change 0.00 pp

From 1.30% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Siemens1 product

1 vendor · 1 product

References

1 links