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CVE-2025-32862 Siemens CVE debrief

CVE-2025-32862 affects Siemens TeleControl Server Basic and was published on 2025-04-16, with a later advisory revision on 2025-05-06 for typo fixes only. The issue is an authenticated SQL injection in the internally used LockTraceLevelSettings method. According to the advisory, a successful attack can bypass authorization controls, read and write the application's database, and execute code as NT AUTHORITY\NetworkService, provided the attacker can reach port 8000 on a vulnerable system.

Vendor
Siemens
Product
TeleControl Server Basic
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2025-04-16
Original CVE updated
2025-05-06
Advisory published
2025-04-16
Advisory updated
2025-05-06

Who should care

Operators, administrators, and defenders responsible for Siemens TeleControl Server Basic deployments, especially where port 8000 is reachable from untrusted or broadly trusted networks.

Technical summary

The CISA-CSAF advisory describes a SQL injection weakness in an internal method, LockTraceLevelSettings, in Siemens TeleControl Server Basic. The impact is high: an authenticated remote attacker with access to port 8000 can bypass authorization controls, manipulate the database, and achieve code execution under NT AUTHORITY\NetworkService. The supplied CVSS vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, consistent with a network-reachable, low-complexity, privilege-requiring flaw.

Defensive priority

High. This is a remotely reachable authenticated SQL injection with potential code execution and full confidentiality/integrity/availability impact, so affected deployments should be prioritized for patching and exposure reduction.

Recommended defensive actions

  • Update Siemens TeleControl Server Basic to V3.1.2.2 or later.
  • Restrict access to port 8000 on affected systems to trusted IP addresses only.
  • Verify whether any deployment exposes port 8000 beyond the minimum required management or operational networks.
  • Review authentication and access control boundaries around TeleControl Server Basic instances until patched.
  • Use the Siemens and CISA advisories to confirm product applicability before and after remediation.

Evidence notes

Source data ties the issue to Siemens TeleControl Server Basic and states that the advisory was first published on 2025-04-16, then revised on 2025-05-06 with typo-only changes. The supplied advisory text explicitly names the vulnerable method (LockTraceLevelSettings), the attack precondition (authenticated remote attacker with access to port 8000), the impact (authorization bypass, database read/write, and code execution as NT AUTHORITY\NetworkService), and the remediation version (V3.1.2.2 or later). No KEV entry is present in the supplied corpus.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-32862 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-32862

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-32862 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-32862

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-112-01.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/csaf/ssa-443402.json

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/html/ssa-443402.html

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-25-112-01

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/resources-tools/resources/ics-recommended-practices

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/topics/industrial-control-systems

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf

    Reference

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.