SB2024021535 - Improper Verification of Source of a Communication Channel in Siemens CP343-1 Devices



SB2024021535 - Improper Verification of Source of a Communication Channel in Siemens CP343-1 Devices

Published: February 15, 2024

Security Bulletin ID SB2024021535
Severity
Medium
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper Verification of Source of a Communication Channel (CVE-ID: CVE-2023-51440)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to the affected products incorrectly validate TCP sequence numbers. A remote attacker can cause a denial of service condition on the target system.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.