Security readout for executives and security teams
Plain-English summary
CVE-2017-16153 describes a directory traversal flaw in the gaoxuyan Node module. A remote user may be able to access filesystem content if the module handles URL paths unsafely. The source bundle lists all versions as affected but does not provide CVSS, patch status, or confirmed exploitation.
Executive priority
Prioritize investigation if any public-facing service uses gaoxuyan. Business urgency depends on whether the module is deployed and reachable, because available sources do not provide severity scoring or exploitation evidence.
Technical view
The issue is CWE-22 path traversal in gaoxuyan. The description says filesystem access is possible by placing parent-directory traversal syntax in a URL. Affected scope is the gaoxuyan node module, all versions. Evidence is sparse and does not identify a fixed version or exploitation in the wild.
Likely exposure
Exposure is likely limited to applications that installed gaoxuyan and exposed its URL-handling behavior to untrusted users. The bundle does not show download prevalence, default deployment patterns, or affected endpoint details.
Exploitation context
The bundle includes a public proof-of-concept reference, but KEV is false and no cited source confirms active exploitation. Treat exploitability as plausible for reachable vulnerable deployments, not as proven mass exploitation.
Researcher notes
Source coverage is thin: the CVE record, Node Security advisory reference, and PoC repository establish the class and affected package, but not patch lineage, CVSS, vulnerable code paths, or real-world exploitation. Avoid overstating impact without local exposure validation.
Mitigation direction
- Inventory applications for the gaoxuyan Node module dependency.
- Check Node Security and package guidance for any maintained fix or replacement.
- Remove or replace gaoxuyan where feasible, since all versions are listed affected.
- Restrict public access to affected routes until remediation is complete.
- Limit filesystem permissions for services using this dependency.
Validation and detection
- Check package manifests and lockfiles for gaoxuyan.
- Map whether gaoxuyan-backed routes are reachable by untrusted users.
- Review application logs for suspicious traversal attempts against affected routes.
- Confirm whether any vendor advisory identifies a patched version.
- Document findings because source evidence is incomplete.
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-2017-16153 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/378CVE reference · x_refsource_MISC
- https://github.com/JacksonGL/NPM-Vuln-PoC/tree/master/directory-traversal/gaoxuyanCVE 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.