Security readout for executives and security teams
Plain-English summary
CVE-2017-16173 affects the utahcityfinder Node module. The reported issue is directory traversal: crafted URL input containing parent-directory markers may let an attacker read files outside the intended city-prefix lookup path.
Executive priority
Prioritize if internet-facing Node services use this module. If it is absent, no direct exposure is indicated. If present internally only, handle through dependency cleanup and runtime least privilege.
Technical view
The vulnerability is classified as CWE-22. The source bundle says all versions of the HackerOne utahcityfinder node module are affected, with no CVSS score provided. The reported flaw is unsanitized path handling through URL input, enabling filesystem access beyond the intended directory scope.
Likely exposure
Exposure is limited to applications that install and actively use the utahcityfinder Node module, especially if its lookup behavior is reachable through public or untrusted URL input.
Exploitation context
The CVE is not listed as KEV in the bundle, so active exploitation is not evidenced here. A public proof-of-concept reference is cited, but the bundle does not provide exploit prevalence, patch status, or observed attacks.
Researcher notes
Evidence is sparse: no CVSS, no patch details, and no KEV listing in the supplied bundle. Treat affected-version scope as all versions per the CVE data, and avoid assuming broader package ecosystem impact.
Mitigation direction
- Check vendor and npm guidance for a fixed version or replacement.
- Remove utahcityfinder if it is not business-critical.
- Avoid exposing module-backed routes to untrusted URL input.
- Constrain service filesystem permissions to limit readable files.
- Add input validation around any city-prefix lookup path.
Validation and detection
- Search dependency inventories for utahcityfinder in all Node projects.
- Confirm whether any public route invokes the module.
- Review whether URL input reaches filesystem path construction.
- Check advisories for patched or deprecated package status.
- Assess filesystem permissions for affected application runtimes.
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-2017-16173 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/467CVE reference · x_refsource_MISC
- https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/utahcityfinderCVE 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.