CVE-2019-4741
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 · uneditedIBM Content Navigator 3.0CD is vulnerable to Server Side Request Forgery (SSRF). This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks. IBM X-Force ID: 172815.
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 · moderate confidenceIBM Content Navigator 3.0CD is vulnerable to Server Side Request Forgery (SSRF), allowing an unauthenticated attacker to send unauthorized requests from the affected system. This can enable network enumeration and facilitate further attacks by leveraging the server's position within the network.
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= 3.0.0CVSS 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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Verify IBM Content Navigator is installedCheck for IBM Content Navigator installation directories (e.g., /opt/IBM/ContentNavigator or C:\IBM\ContentNavigator) or look for the ICN service/process running on the systemAffected if IBM Content Navigator is present on the system
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Determine installed ICN versionLocate the version information file or check the IBM Content Navigator About page in the admin interface. Common locations include the install directory or the product version manifestAffected if The installed version is exactly 3.0.0 (version equals 3.0.0)
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Identify web-facing ICN endpointsReview the IBM Content Navigator web configuration (plugin_config.xml, web.xml, or equivalent) to identify exposed servlets and endpoints that handle URL or URI parametersAffected if URL-handling endpoints are accessible without proper authentication or input validation
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Check network exposureDetermine if the ICN web application is accessible from untrusted networks by reviewing firewall rules, reverse proxy configuration, or network access control listsAffected if The ICN web interface is exposed to the internet or untrusted networks
You are affected if IBM Content Navigator version 3.0.0 is installed and its web interface with URL-handling endpoints is network-accessible to unauthenticated users
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 the IBM patch for CVE-2019-4741 and implement proper input validation/sanitization for URL and URI parameters to prevent arbitrary server-side requests.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2019-4741 — 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-2019-4741 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
- No spam, self-promotion, credentials, or personal data