Security readout for executives and security teams
Plain-English summary
This CVE describes a malicious Node module that stole sensitive local files, including private SSH keys and bash history, during installation. The business risk is credential theft from developer or build systems, not a normal software crash or privilege bug.
Executive priority
Prioritize as a credential-exposure incident if the package was installed. The main decision is scoping where the package ran and rotating credentials that could have been stolen.
Technical view
Sources identify the affected module as coffe-script/coffeescript Node module version 1.0.1 and classify the issue as CWE-506, embedded malicious code. The reported behavior is data exfiltration during install to a third-party server. No CVSS score or patch details are provided in the bundle.
Likely exposure
Exposure is likely limited to developer workstations, CI runners, or build environments that installed version 1.0.1 of the named Node module. Systems holding SSH keys, shell history, or deployment credentials would carry higher impact.
Exploitation context
The source bundle does not cite CISA KEV listing or active exploitation reporting. However, the described package behavior is itself malicious: installation triggered sensitive data exfiltration. Treat confirmed installs as potential credential compromise.
Researcher notes
Evidence is concise but serious: the CVE states install-time exfiltration of private SSH keys and bash history. The bundle lacks CVSS, detailed indicators, fixed versions, and active exploitation confirmation, so validation should focus on dependency evidence and credential exposure.
Mitigation direction
- Identify and remove version 1.0.1 of the affected Node module.
- Check vendor or Node Security advisory guidance for replacement instructions.
- Rotate SSH keys and credentials present on affected systems.
- Review CI secrets and deployment tokens used by affected hosts.
- Rebuild contaminated build agents where credential exposure cannot be ruled out.
Validation and detection
- Search package manifests and lockfiles for the affected module and version.
- Review dependency installation logs from developer and CI systems.
- Check whether affected hosts stored SSH private keys or shell history.
- Look for unexpected outbound connections around package installation time.
- Confirm rotated credentials are no longer accepted anywhere.
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-506: 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-2017-16203 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/543CVE 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.
Embedded Malicious Code
Embedded Malicious Code represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.