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PatchSiren cyber security CVE debrief

CVE-2024-41906 Siemens CVE debrief

A cache handling vulnerability in Siemens SINEC Traffic Analyzer web service could allow attackers to read and modify locally cached data. The issue stems from improper handling of cacheable HTTP responses. Siemens has released version 2.0 to address this vulnerability.

Vendor
Siemens
Product
SINEC Traffic Analyzer (6GK8822-1BG01-0BA0)
CVSS
MEDIUM 4.8
CISA KEV
Not listed in stored evidence
Original CVE published
2024-08-13
Original CVE updated
2024-08-13
Advisory published
2024-08-13
Advisory updated
2024-08-13

Who should care

Organizations operating Siemens SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) in industrial network monitoring environments should prioritize patching. Security teams managing OT/ICS infrastructure and those responsible for network traffic analysis tools in manufacturing, energy, or critical infrastructure sectors should assess exposure.

Technical summary

The SINEC Traffic Analyzer web service does not properly handle cacheable HTTP responses, enabling potential attackers to read and modify data in the local cache. This vulnerability requires network access but no authentication, with successful exploitation yielding low-impact confidentiality and integrity compromises. The attack complexity is rated high, limiting practical exploitation. Siemens has remediated this issue in version 2.0.

Defensive priority

medium

Recommended defensive actions

  • Update Siemens SINEC Traffic Analyzer to version 2.0 or later
  • Review and implement CISA ICS recommended practices for industrial control systems
  • Apply defense-in-depth strategies for network segmentation of OT environments
  • Monitor for anomalous HTTP cache-related activity in web service communications

Evidence notes

CISA published advisory ICSA-24-228-04 on 2024-08-13, identifying this vulnerability in Siemens SINEC Traffic Analyzer. The CVSS 3.1 vector (AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N) indicates network-based attack vector with high attack complexity, no privileges required, and low impact to confidentiality and integrity.

Sources and references

Verified primary and authoritative sources

  • CVE-2024-41906 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2024-41906

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

  • CVE-2024-41906 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2024-41906

    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-24-228-04.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/csaf/ssa-716317.json

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/html/ssa-716317.html

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-24-228-04

    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.