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CVE-2023-32558 NodeJS CVE debrief

CVE-2023-32558 is a HIGH severity vulnerability (CVSS 7.5) affecting Siemens SINEC INS, published on 2024-11-12. The vulnerability stems from the use of the deprecated Node.js API `process.binding()`, which can bypass the experimental permission model through path traversal. This affects all users of Node.js 20.x with the experimental permission model enabled. At the time of CVE issuance, the permission model was explicitly noted as an experimental Node.js feature. Siemens has provided a vendor fix: update to V1.0 SP2 Update 3 or later version. The vulnerability is not listed in CISA's Known Exploited Vulnerabilities (KEV) catalog.

Vendor
NodeJS
Product
SINEC INS
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2024-02-13
Original CVE updated
2024-03-12
Advisory published
2024-02-13
Advisory updated
2024-03-12

Who should care

Organizations operating Siemens SINEC INS in industrial environments, OT security teams managing Node.js-based applications, and infrastructure administrators relying on Node.js experimental permission models for access control.

Technical summary

The deprecated `process.binding()` API in Node.js 20.x enables bypass of the experimental permission model through path traversal attacks. This vulnerability affects Siemens SINEC INS deployments utilizing affected Node.js versions. The permission model, being experimental at CVE issuance time, was not intended for production security boundaries. Successful exploitation could allow unauthorized file system operations despite permission restrictions.

Defensive priority

HIGH

Recommended defensive actions

  • Update Siemens SINEC INS to V1.0 SP2 Update 3 or later version as specified in vendor remediation guidance
  • Review and restrict network access to SINEC INS systems to authorized hosts only
  • Monitor for anomalous file system access patterns that may indicate path traversal attempts
  • If Node.js 20.x experimental permission model is in use, evaluate disabling or restricting until patch is applied
  • Apply defense-in-depth strategies per CISA ICS recommended practices for industrial control systems

Evidence notes

CVE description and remediation details sourced from CISA CSAF advisory ICSA-24-319-08. Vendor fix confirmed by Siemens through CSAF product tree with high confidence. CVSS vector indicates network attack vector with low attack complexity, no privileges required, and high integrity impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-32558 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-32558

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2023-32558 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-32558

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-319-08.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/csaf/ssa-915275.json

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/html/ssa-915275.html

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-24-319-08

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/resources-tools/resources/ics-recommended-practices

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/topics/industrial-control-systems

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf

    Reference

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.