CVE-2019-18924
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 · uneditedSystematic IRIS WebForms 5.4 is vulnerable to directory traversal. By manipulating variables that reference files with ../ (and variations), it is possible to list all the directories and check if a particular file exists.
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 confidenceSystematic IRIS WebForms 5.4 contains a directory traversal vulnerability that allows remote attackers to manipulate variables referencing files using '../' sequences. This enables enumeration of directory structures and verification of file existence on the underlying filesystem.
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= 5.4CVSS 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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Confirm IRIS WebForms is installedLocate the Systematic IRIS WebForms installation directory, typically found in the application server's web root or dedicated IRIS folder. Check for presence of IRIS-related files and components.Affected if Systematic IRIS WebForms software is present on the system
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Verify the installed version is 5.4Check version information in the IRIS WebForms installation, typically found in version files, about pages, or the application metadata. Common locations include a version.txt file, manifest, or the application properties/configuration files.Affected if The installed version is exactly 5.4 (other versions are not affected by this specific CVE)
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Confirm web interface is accessibleDetermine if the IRIS WebForms web interface is accessible over HTTP/HTTPS. Check network listener configurations, firewall rules, and the application server binding to verify the web endpoint is exposed.Affected if The IRIS WebForms web interface is accessible from a network perspective (the vulnerability is exploitable through the web interface)
The environment is affected if Systematic IRIS WebForms version 5.4 is installed AND its web interface is accessible over the network.
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 dataImplement strict input validation and sanitization for all file path parameters, rejecting any input containing directory traversal sequences ('../' or variations). Additionally, enforce proper access controls and consider using allowlist validation for permitted paths.
- 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-2019-18924 — 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-2019-18924 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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