CVE-2019-18331
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 · uneditedA vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An attacker with network access to the Application Server could gain access to path and filenames on the server by sending specifically crafted packets to 1099/tcp. Please note that an attacker needs to have network access to the Application Server in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.
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 confidenceA path disclosure vulnerability in SPPA-T3000 Application Server allows remote attackers to obtain file paths and filenames by sending crafted packets to TCP port 1099. This is an information disclosure issue rather than code execution, but the exposed path information could aid further attacks.
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< r8.2= r8.2CVSS 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
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
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 checksWork through these to decide whether this CVE applies to you.
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Identify SPPA-T3000 Application Server installationLocate Siemens SPPA-T3000 software on the system by checking for installation directories, running services, or Siemens-related processes. Common locations include C:\Program Files\Siemens\ or /opt/siemens/ on Linux systems.Affected if The SPPA-T3000 Application Server software is found on the system
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Determine installed versionCheck the installed version of SPPA-T3000 Application Server. Consult the software documentation or check version information within the application or installation directory.Affected if The installed version is r8.2 or any version lower than r8.2 (versions < r8.2 or = r8.2)
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Verify TCP port 1099 statusCheck if TCP port 1099 is listening on the system. Use netstat, ss, or equivalent network tooling to list listening ports and confirm port 1099 is active.Affected if TCP port 1099 is open and listening
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Assess network exposure of port 1099Determine if port 1099 is accessible from network locations. Verify firewall rules, network ACLs, or binding configurations that control who can reach port 1099.Affected if Port 1099 is accessible from untrusted network segments or the internet
The environment is affected if SPPA-T3000 Application Server is installed with version r8.2 or lower AND TCP port 1099 is exposed to untrusted network access.
Generated from the published advisory. Verify against your own configuration.
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.
From vendor dataApply vendor patch Service Pack R8.2 SP2 or later to upgrade the SPPA-T3000 Application Server. Additionally, restrict network access to port 1099/tcp to only trusted IPs using firewalls or network segmentation.
- Consultation4.0 h
- Implementation8.0 h
- Testing16.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2019-18331 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2019-18331 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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
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