dbcve.org
Sinec InsApplication · Siemens

CVE-2024-46890

CRITICAL · 9.1 CVSS v3.1 Published 2024-11-12
Fix available
A fix is available. Upgrade to 1.0 or later.
See remediation →
97/100
Remediation priority · Urgent
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 3). The affected application does not properly validate input sent to specific endpoints of its web API. This could allow an authenticated remote attacker with high privileges on the application to execute arbitrary code on the underlying OS.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

SINEC INS versions before V1.0 SP2 Update 3 have improper input validation on specific web API endpoints. An authenticated attacker with high privileges can exploit this to execute arbitrary code on the underlying operating system.

MitigationUpdate to SINEC INS V1.0 SP2 Update 3 or later which contains proper input validation fixes. Prior to patching, restrict network access to the application and minimize high-privilege user accounts.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Sinec InsApplication
Affected:< 1.0= 1.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify if SINEC INS is installed
    Check for SINEC INS installation by looking for the product in system inventory, installed software list, or running services. On Windows, check Program Files for Siemens folder structures containing 'SINEC' or 'INS'. On Linux, check /opt/siemens or similar installation directories.
    Affected if SINEC INS software is present on the system
  2. Determine installed SINEC INS version
    Locate the version information in the installation directory, typically in a README, version.txt, or application properties file. If the web interface is accessible, log in and navigate to System Information or About section to find the version number.
    Affected if Version is less than 1.0 or equals 1.0 (any version < 1.0 or = 1.0)
  3. Verify web API endpoints are accessible
    Check if the SINEC INS web interface is running and network-accessible. Attempt to reach the API endpoints (typically on port 443 or 8443 for HTTPS) from a remote location or verify the service is listening on expected ports using netstat or similar tools.
    Affected if Web API is exposed and reachable over the network
  4. Confirm high-privilege authentication is possible
    Review user accounts configured in SINEC INS to determine if accounts with high privileges (administrator-level) exist and can authenticate to the web interface. Check user role assignments in the identity management section.
    Affected if High-privilege user accounts are present and can authenticate to the web API
  5. Check remote access configuration
    Inspect network configuration or firewall rules to determine if the SINEC INS web interface is accessible from external/network segments rather than only from localhost.
    Affected if Remote access to the web API is enabled, allowing external attackers to reach the endpoints

You are affected if SINEC INS version 1.0 or any version below 1.0 is installed and the web API endpoints are network-accessible with authenticated high-privilege access possible.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 1.0 or later
Fixed in 1.0
Interim mitigation

Update to SINEC INS V1.0 SP2 Update 3 or later which contains proper input validation fixes. Prior to patching, restrict network access to the application and minimize high-privilege user accounts.

Recommended fix High confidence

V1.0 SP2 Update 3

  1. 1. Identify the current installed version of SINEC INS by accessing the application or checking system documentation.
  2. 2. Obtain the fixed release V1.0 SP2 Update 3 or later from Siemens (via cert-portal.siemens.com or official Siemens support channels).
  3. 3. Review Siemens upgrade documentation and release notes for SINEC INS before proceeding.
  4. 4. Perform a backup of the current SINEC INS configuration and data as recommended by Siemens upgrade procedures.
  5. 5. Apply the upgrade to SINEC INS, installing version V1.0 SP2 Update 3 or later.
  6. 6. After upgrade completion, verify the application is functioning correctly.
  7. 7. Confirm the installed version matches V1.0 SP2 Update 3 or later to ensure the vulnerability is remediated.

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Sinec Ins Scoped from the published advisory
  • Consultation8.0 h
  • Implementation16.0 h
  • Testing12.0 h
  • Review / QA6.0 h
42.0 hours of engineering $7,360
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-46890 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data