Security readout for executives and security teams
Plain-English summary
CVE-2017-16107 affects the pooledwebsocket Node module. A vulnerable service could allow a remote user to read filesystem content through directory traversal in the URL. Business urgency depends on whether this old package is still deployed and reachable.
Executive priority
Prioritize confirmation in legacy Node.js assets. Escalate if the package is present on internet-facing services because the issue may expose local files.
Technical view
The CVE describes CWE-22 path traversal in pooledwebsocket versions 0.0.1 through 0.0.18. The supplied description says placing parent-directory sequences in the URL can provide filesystem access. No CVSS score, fixed version, or vendor mitigation is included in the source bundle.
Likely exposure
Exposure is likely limited to applications that directly or transitively use pooledwebsocket versions 0.0.1 through 0.0.18 and expose affected functionality to users or the internet.
Exploitation context
The source bundle includes a public proof-of-concept reference, but CISA KEV is false and the supplied sources do not show active exploitation in the wild.
Researcher notes
Evidence is sparse: no CVSS vector, patch version, or detailed advisory content is present in the supplied bundle. Analysis should stay bounded to CWE-22 behavior and the stated affected range.
Mitigation direction
- Inventory applications and lockfiles for pooledwebsocket dependency usage.
- Treat versions 0.0.1 through 0.0.18 as vulnerable.
- Check npm, vendor, or maintainer guidance for a fixed or replacement package.
- Remove or replace pooledwebsocket where practical if no supported fix exists.
- Restrict access to affected services until remediation is complete.
Validation and detection
- Confirm whether pooledwebsocket appears in direct or transitive dependencies.
- Verify the installed version against the affected range.
- Map any routes or services using the vulnerable module.
- Review access logs for unusual traversal-like URL patterns.
- Confirm remediation by verifying the vulnerable package is absent or no longer reachable.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2017-16107 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://nodesecurity.io/advisories/341CVE reference · x_refsource_MISC
- https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/pooledwebsocketCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.