CVE-2018-12472
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 improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.
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 confidenceThe SUSE Linux SMT (Subscription Management Tool) suffers from improper authentication that relies on the HTTP Host header. Attackers can exploit this by manipulating the Host header to bypass authentication controls and spoof sibling servers, potentially gaining unauthorized access to the SMT infrastructure.
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< 3.0.37CVSS 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
- High
- Integrity
- High
- Availability
- None
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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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Check if SUSE SMT is installedRun `rpm -q smt` or list installed packages containing 'smt' using your package manager (e.g., `rpm -qa | grep -i smt` or `zypper se smt`)Affected if SMT package is found on the system
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Determine the installed SMT versionRun `rpm -q smt` to display the version number, or use `rpm -qi smt` for detailed package informationAffected if The version displayed is lower than 3.0.37 (for example, 3.0.36, 3.0.35, etc.)
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Verify the SMT web service is accessibleCheck if the SMT web interface is running by attempting to access it via HTTP/HTTPS (e.g., `curl -I http://localhost/smt` or the configured SMT URL)Affected if The SMT web interface is accessible without proper Host header validation
You are affected if SUSE SMT is installed, the version is below 3.0.37, and the SMT web service is accessible, allowing potential HTTP Host header manipulation for authentication bypass.
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.
dbcve · scoped3.0.37
Upgrade SUSE Linux SMT to version 3.0.37 or later to remediate this vulnerability.
3.0.37 or later
- 1. Back up the current SMT configuration and database before proceeding with any upgrade.
- 2. Update the package repository to ensure access to the latest packages.
- 3. Run the package manager update command (e.g., zypper update or zypper in) to upgrade SMT to version 3.0.37 or later.
- 4. Verify the installed version matches or exceeds 3.0.37 using the SMT version check command.
- 5. Test authentication and HOST header handling to confirm the vulnerability is resolved.
- 6. Monitor logs for any authentication anomalies.
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation2.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2018-12472 — 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-2018-12472 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
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