Security readout for executives and security teams
Plain-English summary
CVE-2017-16023 is a denial-of-service issue in the decamelize Node.js module versions 1.1.0 through 1.1.1. If an application lets an attacker influence separator values passed to this library, crafted input may consume excessive processing resources and disrupt service.
Executive priority
Treat this as a targeted dependency hygiene issue unless the vulnerable code is reachable from public traffic. Urgency rises for internet-facing Node.js services where malformed input could affect availability.
Technical view
The affected decamelize versions use regular expressions with unescaped separator values. That creates a resource-consumption condition classified as CWE-400. The public bundle does not provide CVSS scoring, a confirmed patched version, or proof of active exploitation.
Likely exposure
Exposure is most likely in Node.js applications that include decamelize 1.1.0 or 1.1.1 and pass user-controlled separator or string transformation input into it.
Exploitation context
The CVE describes possible denial of service through regex handling. CISA KEV status is false in the provided bundle, and no cited source in the bundle confirms active exploitation.
Researcher notes
Evidence is limited to the CVE description, affected version range, CWE-400 classification, and linked issue/advisory. Do not assume remote exploitability unless application data flow shows attacker control of the relevant inputs.
Mitigation direction
- Inventory package manifests and lockfiles for decamelize 1.1.0 or 1.1.1.
- Check upstream package and advisory guidance for a safe replacement or fixed version.
- Avoid passing untrusted separator values to affected versions.
- Replace or remove the dependency if no current vendor guidance is available.
- Prioritize internet-facing services where request handling reaches this library.
Validation and detection
- Confirm installed decamelize versions in direct and transitive dependencies.
- Trace application code paths that call decamelize with request-controlled data.
- Review dependency scanner output for CVE-2017-16023 matches.
- Check production services for user-facing routes that perform string normalization.
- Document whether affected versions are reachable, not just installed.
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-400: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCVE-2017-16023 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://github.com/sindresorhus/decamelize/issues/5CVE reference · x_refsource_MISC
- https://nodesecurity.io/advisories/308CVE 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.
Uncontrolled Resource Consumption
Uncontrolled Resource Consumption represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.