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7.5 High

CVE-2023-51440 A vulnerability has been identified in SIMATIC CP 343-1 (6GK7343-1EX30-0XE0) (All versions), SIMATIC CP 343-1 Lean…

Description

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.

Affected products and versions

Product Affected versions Fixed in
SIMATIC CP 343-1 Versions not published
SIMATIC CP 343-1 Lean Versions not published
SIPLUS NET CP 343-1 Versions not published
SIPLUS NET CP 343-1 Lean Versions not published

References

Timeline

  1. Published
  2. Last modified

Other CVEs of SIMATIC CP 343-1

The 2 CVEs of SIMATIC CP 343-1 →
CVE-2019-13946 Profinet-IO (PNIO) stack versions prior V06.00 do not properly limit internal resource allocation when multiple… 7.5 High
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