CVE-2019-18309
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 MS3000 Migration Server (All versions). An attacker with local access to the MS3000 Server and a low privileged user account could gain root privileges by manipulating specific files in the local file system. This vulnerability is independent from CVE-2019-18308. Please note that an attacker needs to have local access to the MS3000 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 confidenceLocal privilege escalation vulnerability in SPPA-T3000 MS3000 Migration Server where a low-privileged user with local access can manipulate specific files in the local file system to gain root privileges. The vulnerability stems from insecure file permissions or improper authorization checks on file operations.
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 dataall versionsCVSS 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
- Local
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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 checksWork through these to decide whether this CVE applies to you.
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Identify if MS3000 Migration Server component is installedLocate the SPPA-T3000 installation directory and verify the presence of the MS3000 Migration Server component. Check for executable files or services related to 'MS3000' or 'Migration Server' in the installation path.Affected if The MS3000 Migration Server component is present on the system
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Check ownership of system configuration filesList ownership details of configuration files in the MS3000 installation directory using 'ls -la' or equivalent file system audit tools. Focus on files in /etc, /opt, or application config directories.Affected if Critical configuration files are owned by root but writable by non-root users
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Verify file permissions on sensitive system filesReview file permissions on files that control service execution, authentication, or system configuration. Look for files with world-writable permissions or group-writable permissions accessible to low-privileged users.Affected if Sensitive system files have permissive write permissions accessible to standard or low-privileged user accounts
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Audit modification access for executable directoriesCheck if directories containing executables, scripts, or libraries used by the Migration Server allow modification by non-privileged users. Use file system audit to identify write access by non-admin accounts.Affected if Directories with service executables or scripts are writable by low-privileged users
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Review user access controls on the Migration ServerExamine local user accounts and group memberships to determine if low-privileged users have console or local access. Identify which users can interact with the MS3000 Migration Server process.Affected if Low-privileged local users exist and have access to the server environment where Migration Server runs
A user is affected if the MS3000 Migration Server component is installed and low-privileged local users can modify files or configurations that control service execution or system behavior.
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 dataRestrict physical and console access to the MS3000 Migration Server; review and harden file permissions on sensitive system files to prevent unauthorized modification by low-privileged users.
- Consultation8.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA8.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $12,352.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2019-18309 — 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-2019-18309 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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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.
- 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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