Vulnerability in Siemens Power Meter Sicam Q100

CVE-2025-40753

A vulnerability has been identified in POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0AA31-2AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q200 family (All versions >= V2.70 < V2.80). Affected devices export the password for the SMTP account as plain text in the Configuration File. This could allow an authenticated local attacker to extract it and use the configured SMTP service for arbitrary purposes.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-40753: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-40753?
CVE-2025-40753 is a medium-severity vulnerability in Siemens Power Meter Sicam Q100, classified under Cleartext Storage of Sensitive Information. CVSS score: 6.2/10. Published 2025-08-12.
How severe is CVE-2025-40753?
Medium severity. CVSS v3 base score is 6.2 out of 10.