CVE-2023-38012
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 Cloud Pak System 2.3.3.6, 2.3.3.6 iFix1, 2.3.3.6 iFix2, 2.3.3.7, 2.3.3.7 iFix1, and 2.3.4.0 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.
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 confidenceIBM Cloud Pak System versions 2.3.3.6 through 2.3.4.0 contains a directory traversal vulnerability that allows remote attackers to access arbitrary files by sending specially crafted URL requests containing dot-dot sequences (/../). The vulnerability stems from insufficient input validation on URL parameters used in file access 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 data= 2.3.3.6= 2.3.3.7= 2.3.4.0CVSS 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.
-
Identify IBM Cloud Pak System versionAccess the IBM Cloud Pak System admin console or use the system management interface to view the installed version. Typically found in 'System Information' or 'About' section of the management UI.Affected if The installed version matches 2.3.3.6, 2.3.3.7, or 2.3.4.0 exactly.
-
Confirm web services are running and exposedCheck if the IBM Cloud Pak System web interface or API endpoints are accessible on the network. Use 'netstat' or 'ss' to list listening services on ports 443, 8443, or custom web service ports.Affected if Web services are running and externally accessible, providing HTTP/HTTPS endpoints that accept URL parameters.
-
Identify file access functionalityLocate any endpoints or functionalities that handle file access operations. These typically include file download, file viewer, or document management modules. Review the web server configuration and deployed applications for URL patterns related to file retrieval.Affected if The system has file access endpoints that accept URL parameters without strict validation.
-
Inspect logs for path traversal patternsReview web server access logs and application logs for requests containing '../' sequences in URL parameters. Look for anomalous patterns in file access attempts.Affected if Logs show requests with '../' sequences that were processed without rejection, indicating the vulnerability may be present.
You are affected if IBM Cloud Pak System version 2.3.3.6, 2.3.3.7, or 2.3.4.0 is installed and the system exposes web services with file access functionality that accepts URL parameters.
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 to reject path traversal sequences (/../) in URL parameters, configure web server to deny access outside allowed directories, and consider upgrading to a patched version if available from IBM.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 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 $3,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-38012 — 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-2023-38012 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
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
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
- No spam, self-promotion, credentials, or personal data