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ICSA-25-226-16: Siemens SICAM Q100/Q200 ↗ source

August 14, 2025 CISA ICS Advisory

Summary

SICAM Q100 and Q200 devices are affected by two information disclosure vulnerabilities that could allow an authenticated local attacker to extract the SMTP account password and use the configured SMTP service for arbitrary purposes. Siemens has released new versions for the affected products and recommends to update to the latest versions. CVE-2025-40752: Affected devices store the password for the SMTP account as plain text. This could allow an authenticated local attacker to extract it and use the configured SMTP service for arbitrary purposes. CVE-2025-40753: 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.

Advisory Details CISA ICS CSAF feed

Advisory ID
ICSA-25-226-16
Status
Final · version 1
Initial release
2025-08-12
Last revised
2025-08-12
Vendor
Siemens
Critical infrastructure sectors
Critical Manufacturing, Transportation Systems, Energy, Healthcare and Public Health, Financial Services, Government Services and Facilities
Deployed
Worldwide
Vendor headquarters
Germany

Republished vendor advisory. This ICSA is a verbatim republication of Siemens ProductCERT SSA-529291 from a direct conversion of the vendor's Common Security Advisory Framework (CSAF) advisory. This is republished to CISA's website as a means of increasing visibility and is provided "as-is" for informational purposes only. CISA is not responsible for the editorial or technical accuracy of republished advisories and provides no warranties of any kind regarding any information contained within this advisory. Further, CISA…

General Recommendations: Operators of critical power systems (e.g. TSOs or DSOs) worldwide are usually required by regulations to build resilience into the power grids by applying multi-level redundant secondary protection schemes. It is therefore recommended that the operators check whether appropriate resilient protection measures are in place. The risk of cyber incidents impacting the grid's reliability can thus be minimized by virtue of the grid design. Siemens strongly recommends applying the provided security updates using the corresponding tooling and documented procedures made available with the product. If supported by the product, an automated means to apply the security updates across multiple product instances may be used. Siemens strongly recommends prior validation of any security update before being applied, and supervision by trained staff of the update process in the target environment. As a general security measure Siemens strongly recommends to protect network access with appropriate mechanisms (e.g. firewalls, segmentation, VPN). It is advised to configure the environment according to our operational guidelines in order to run the devices in a protected IT environment. Recommended security guidelines can be found at: https://www.siemens.com/gridsecurity

Additional Resources: For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories

Credit: Siemens ProductCERT

Affected products (5)
  • POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) — >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) — >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) — >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA31-2AA1) — >=2.60|<2.62
  • POWER METER SICAM Q200 family — >=2.70|<2.80

From CISA's machine-readable CSAF 2.0 advisory (JSON).

Vulnerabilities as Stated by the Advisory

CVEWeaknessCVSS v3Details
CVE-2025-40752 CWE-312 Cleartext Storage of Sensitive Information 6.2 Medium CVE-2025-40752
Affected devices store the password for the SMTP account as plain text. This could allow an authenticated local attacker to extract it and use the configured SMTP service for arbitrary purposes.

Vendor fix: Update to V2.62 or later version ↗

Vendor fix: Update to V2.80 or later version ↗

Affected, fixed & timeline

Affected:

  • POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA31-2AA1) >=2.60|<2.62
  • POWER METER SICAM Q200 family >=2.70|<2.80
CVE-2025-40753 CWE-312 Cleartext Storage of Sensitive Information 6.2 Medium CVE-2025-40753
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.

Vendor fix: Update to V2.62 or later version ↗

Vendor fix: Update to V2.80 or later version ↗

Affected, fixed & timeline

Affected:

  • POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) >=2.60|<2.62
  • POWER METER SICAM Q100 (7KG9501-0AA31-2AA1) >=2.60|<2.62
  • POWER METER SICAM Q200 family >=2.70|<2.80

Scores and weakness types are as CISA or the republishing vendor stated them in this advisory; the linked CVE pages carry the independently enriched CVSS and SSVC assessments.

News Coverage

No coverage found in monitored research blogs or news feeds.

CVEs Referenced in This Publication

CVECVSSAffected
CVE-2025-40752 6.2 Medium Siemens POWER METER SICAM Q100 A vulnerability has been identified in POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0…
CVE-2025-40753 6.2 Medium Siemens POWER METER SICAM Q100 A vulnerability has been identified in POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0…

Named by the advisory itself. Each CVE links to its tracked detail page.

Vendors Named in This Publication

Each vendor links to its Known Exploited Vulnerabilities catalog page. Only vendors that appear in the KEV catalog are listed, either because the publication cites one of their KEV entries or because it names them directly.