CVE-2019-12258:Wind River VxWorks 6.6 through vx7 has a Session Fixation vulnerability in the TCP component, leading to a Denial of Service (DoS) of TCP connections via malformed TCP options.

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Description Preview

CVE-2019-12258 is a security vulnerability affecting Wind River VxWorks versions 6.6 through vx7. This vulnerability is categorized as a Session Fixation issue within the TCP component of the IPNET stack. An attacker can exploit this vulnerability by sending malformed TCP options, which can result in a Denial of Service (DoS) condition for TCP connections. This could disrupt network services and impact the availability of applications relying on the affected TCP stack.

Overview

  • Vulnerability ID: CVE-2019-12258
  • Affected Products: Wind River VxWorks 6.6 through vx7
  • Vulnerability Type: Session Fixation in TCP component
  • Impact: Denial of Service (DoS) of TCP connections
  • Severity: The severity level is not explicitly stated, but the potential for DoS indicates a significant impact on system availability.

Remediation

To mitigate the risk associated with CVE-2019-12258, users of Wind River VxWorks should:

  1. Update Software: Check for and apply any available patches or updates from Wind River that address this vulnerability.
  2. Network Security Measures: Implement additional network security measures, such as firewalls and intrusion detection systems, to monitor and block malicious traffic that may exploit this vulnerability.
  3. Review Configuration: Ensure that TCP configurations are reviewed and hardened to minimize exposure to malformed packets.

References

  1. Wind River Security Notices
  2. SonicWall PSIRT Advisory
  3. Siemens Product Cert - SSA-632562
  4. NetApp Security Advisory
  5. Wind River TCP/IP Network Stack Announcement
  6. CVE-2019-12258 Details on Wind River
  7. F5 Support Article
  8. Siemens Product Cert - SSA-189842
  9. Siemens Product Cert - SSA-352504

Industry ExposureMost to least
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.

  1. Manufacturing: Medium
    Manufacturing
  2. Health Care & Social Assistance: Medium
    Health Care & Social Assistance
  3. Public Administration: Medium
    Public Administration
  4. Professional, Scientific, & Technical Services: Low
    Professional, Scientific, & Technical Services
  5. Retail Trade: Low
    Retail Trade
  6. Utilities: Low
    Utilities
  7. Transportation & Warehousing: Low
    Transportation & Warehousing
  8. Other Services (except Public Administration): Low
    Other Services (except Public Administration)
  9. Agriculture, Forestry Fishing & Hunting: Low
    Agriculture, Forestry Fishing & Hunting
  10. Mining: Low
    Mining
  11. Accommodation & Food Services: Low
    Accommodation & Food Services
  12. Information: Low
    Information
  13. Arts, Entertainment & Recreation: Low
    Arts, Entertainment & Recreation
  14. Finance and Insurance: Low
    Finance and Insurance
  15. Management of Companies & Enterprises: Low
    Management of Companies & Enterprises
  16. Administrative, Support, Waste Management & Remediation Services: Low
    Administrative, Support, Waste Management & Remediation Services
  17. Construction: Low
    Construction
  18. Educational Services: Low
    Educational Services
  19. Real Estate Rental & Leasing: Low
    Real Estate Rental & Leasing
  20. Wholesale Trade: Low
    Wholesale Trade

Focus on What Matters

  1. See Everything.
  2. Identify True Risk.
  3. Proactively Mitigate Threats.

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