← Back to home
SIEMENS-SSA-516818  ·  Published 2024-02-13  ·  View on Siemens ProductCERT ↗

SSA-516818 V1.0: TCP Sequence Number Validation Vulnerability in the TCP/IP Stack of CP343-1 Devices

CVSS N/A MEDIUM

Risk Summary

<p>Affected products incorrectly validate TCP sequence numbers. This could allow an unauthenticated remote attacker to create a denial of service condition by injecting spoofed TCP RST packets.</p> <p>Siemens recommends countermeasures for products where fixes are not, or not yet available.</p>

Remediations

  • Refer to Siemens ProductCERT advisory for patch and remediation guidance.

Affected Vendors

Siemens

Affected Products (1)

Siemens · SSA-516818 V1.0: TCP Sequence Number Validation Vulnerability in the TCP/IP Stack of CP343-1 Devices See advisory

Get alerted to advisories like this

OTWarden monitors CISA, BSI, Siemens, Rockwell and more — and emails you within 2 hours when your vendors are affected.

Start free trial Learn more