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Rewterz Threat Advisory – CVE-2019-13929 – Siemens SIMATIC IT UADM Vulnerability
October 9, 2019
Rewterz Threat Alert – Ongoing njRAT Campaign Against Middle East
October 9, 2019

Rewterz Threat Advisory – Siemens Industrial Products Multiple Vulnerabilities

October 9, 2019

Severity

Medium

Analysis Summary

CVE-2019-11477

The kernel is affected by an integer overflow when handling TCP Selective Acknowledgements, which could allow a remote attacker to cause a denial-of-service condition.

CVE-2019-11478

A remote attacker sending specially crafted TCP Selective Acknowledgment (SACK) sequences may cause a denial-of-service condition.

CVE-2019-11479

An attacker may exploit a vulnerability in the TCP retransmission queue implementation kernel when handling TCP Selective Acknowledgements (SACK) to cause a denial-of-service condition.

Impact

Denial of service

Affected Vendors

Siemens

Affected Products

Industrial Products

Remediation

Please see vendor’s advisory for the list of affected products and their available patches.

https://www.us-cert.gov/ics/advisories/icsa-19-253-03

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      • Compromise Assessment
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    • Respond
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      • Incident Analysis
  • Transform
    • SOC Consultancy
    •     SOC Maturity Assessment
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    •     SOC Content Pack
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    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
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      • Onsite SOC
      • Hybrid SOC
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      • Managed Penetration Testing
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