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CVE-2023-32002 NodeJS CVE debrief

CVE-2023-32002 is a critical vulnerability in Node.js's experimental policy mechanism that allows bypass of module loading restrictions. The vulnerability exists in the `Module._load()` function, which can circumvent the policy.json definition to require modules outside the intended scope. This affects all active Node.js release lines (16.x, 18.x, 20.x) when the experimental policy mechanism is enabled. Siemens SINEC INS, an industrial network management system, incorporates affected Node.js components and is consequently vulnerable. The CISA advisory ICSA-24-319-08, published November 12, 2024, documents this as part of coordinated industrial control systems security disclosures. The vulnerability carries a CVSS 3.1 score of 9.8 (Critical) with network attack vector, low attack complexity, no privileges required, and high impacts to confidentiality, integrity, and availability. Siemens has released a vendor fix in SINEC INS V1.0 SP2 Update 3. Organizations should prioritize patching given the critical severity and the industrial control system context where SINEC INS is deployed for network infrastructure management.

Vendor
NodeJS
Product
SINEC INS
CVSS
CRITICAL 9.8
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 for industrial network management, critical infrastructure operators with Node.js-based applications using experimental policy mechanisms, ICS security teams monitoring CISA advisories, and asset owners in sectors where SINEC INS is deployed for network infrastructure visibility and control

Technical summary

The vulnerability stems from improper enforcement of module loading policies in Node.js's experimental policy mechanism. The `Module._load()` function can be manipulated to load modules outside the scope defined in policy.json, effectively neutralizing the security boundary intended by the policy feature. This represents a fundamental bypass of an access control mechanism. In the context of Siemens SINEC INS, an industrial network infrastructure management platform, this could potentially allow execution of unauthorized code within the application's Node.js runtime environment. The experimental status of the policy mechanism at the time of CVE issuance indicates this was a security feature under development that contained implementation flaws.

Defensive priority

critical

Recommended defensive actions

  • Apply Siemens SINEC INS V1.0 SP2 Update 3 or later to remediate this vulnerability
  • Review Node.js policy mechanism configurations in industrial environments and assess exposure
  • Implement network segmentation for SINEC INS deployments per CISA ICS recommended practices
  • Monitor for anomalous module loading behavior in Node.js applications using policy mechanisms
  • Validate that policy.json restrictions are properly enforced after patching

Evidence notes

Vulnerability description and affected product information sourced from CISA CSAF advisory ICSA-24-319-08. CVSS score and severity from CVE record. Remediation details from source item remediations field. Node.js version impact scope from CVE description.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-32002 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-32002

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

  • CVE-2023-32002 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-32002

    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.