5.3

CVE-2025-40935: siemens ruggedcom rmc8388 v5.x Improper Input Validation

CVSS: 5.3v4.0MediumDeferred
Published 09-12-2025Last modified 09-12-2025
Open JSON

Vulnerability summary

CVE-2025-40935 is a medium (CVSS 5.3) Improper Input Validation vulnerability in siemens ruggedcom rmc8388 v5.x. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v4.0 (CVE.org)
EPSS score
0.25%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 09-12-2025
    PublishedVulnerability first disclosed.
  2. 09-12-2025
    Last modifiedVulnerability information updated.

Description

A vulnerability has been identified in RUGGEDCOM RMC8388 V5.X (All versions < V5.10.1), RUGGEDCOM RS416Pv2 V5.X (All versions < V5.10.1), RUGGEDCOM RS416v2 V5.X (All versions < V5.10.1), RUGGEDCOM RS900 (32M) V5.X (All versions < V5.10.1), RUGGEDCOM RS900G (32M) V5.X (All versions < V5.10.1), RUGGEDCOM RSG2100 (32M) V5.X (All versions < V5.10.1), RUGGEDCOM RSG2100P (32M) V5.X (All versions < V5.10.1), RUGGEDCOM RSG2288 V5.X (All versions < V5.10.1), RUGGEDCOM RSG2300 V5.X (All versions < V5.10.1), RUGGEDCOM RSG2300P V5.X (All versions < V5.10.1), RUGGEDCOM RSG2488 V5.X (All versions < V5.10.1), RUGGEDCOM RSG907R (All versions < V5.10.1), RUGGEDCOM RSG908C (All versions < V5.10.1), RUGGEDCOM RSG909R (All versions < V5.10.1), RUGGEDCOM RSG910C (All versions < V5.10.1), RUGGEDCOM RSG920P V5.X (All versions < V5.10.1), RUGGEDCOM RSL910 (All versions < V5.10.1), RUGGEDCOM RST2228 (All versions < V5.10.1), RUGGEDCOM RST2228P (All versions < V5.10.1), RUGGEDCOM RST916C (All versions < V5.10.1), RUGGEDCOM RST916P (All versions < V5.10.1). Affected devices do not properly validate input during the TLS certificate upload process of the web service. This could allow an authenticated remote attacker to trigger a device crash and reboot, leading to a temporary Denial of Service on the device.

CVSS metrics

4 scores · 2 sources · 2 versions

EPSS trend

Probability

0.25%

Chance of exploitation in the next 30 days

Percentile

15%

Versus all other CVEs

30-day change

0.00 pp

From 0.25% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.25%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Siemens21 products

1 vendor · 21 products

References

1 links