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CVE-2021-33737 A vulnerability has been identified in SIMATIC CP 343-1 (incl

Description

A vulnerability has been identified in SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 ERPC (All versions), SIMATIC CP 343-1 Lean (incl. SIPLUS variants) (All versions), SIMATIC CP 443-1 (All versions < V3.3), SIMATIC CP 443-1 (All versions < V3.3), SIMATIC CP 443-1 Advanced (All versions < V3.3), SIPLUS NET CP 443-1 (All versions < V3.3), SIPLUS NET CP 443-1 Advanced (All versions < V3.3). Sending a specially crafted packet to port 102/tcp of an affected device could cause a denial of service condition. A restart is needed to restore normal operations.

Affected products and versions

Product Affected versions Fixed in
SIMATIC CP 343-1 (incl. SIPLUS variants) Versions not published
SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) Versions not published
SIMATIC CP 343-1 ERPC Versions not published
SIMATIC CP 343-1 Lean (incl. SIPLUS variants) Versions not published
SIMATIC CP 443-1 Versions not published
SIMATIC CP 443-1 Advanced Versions not published
SIPLUS NET CP 443-1 Versions not published
SIPLUS NET CP 443-1 Advanced Versions not published

Other CVEs of SIMATIC CP 343-1 (incl. SIPLUS variants)

The 4 CVEs of SIMATIC CP 343-1 (incl. SIPLUS variants) →
CVE-2018-4843 A vulnerability has been identified in SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions < V7.0.3), SIMATIC S7-400 CPU… 6.5 Medium CVE-2017-2681 Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a… 6.5 Medium CVE-2017-2680 Specially crafted PROFINET DCP broadcast packets could cause a denial of service condition of affected products on a… 6.5 Medium
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