Vulnerability Monitor

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CVE-2023-51440

A vulnerability has been identified in SIMATIC CP 343-1 (6GK7343-1EX30-0XE0) (All versions), SIMATIC CP 343-1 Lean (6GK7343-1CX10-0XE0) (All versions), SIPLUS NET CP 343-1 (6AG1343-1EX30-7XE0) (All versions), SIPLUS NET CP 343-1 Lean (6AG1343-1CX10-2XE0) (All versions). 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.

Published

2024-02-13T09:15:46.830

Last Modified

2024-12-16T15:17:29.160

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-940
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Hardware siemens simatic_cp_343-1 - No
Operating System siemens simatic_cp_343-1_firmware * Yes
Hardware siemens simatic_cp_343-1_lean - No
Operating System siemens simatic_cp_343-1_lean_firmware - Yes
Hardware siemens siplus_net_cp_343-1 - No
Operating System siemens siplus_net_cp_343-1_firmware - Yes
Hardware siemens siplus_net_cp_343-1_lean - No
Operating System siemens siplus_net_cp_343-1_lean_firmware - Yes
References