High severity7.5NVD Advisory· Published May 12, 2021· Updated Jun 17, 2026
CVE-2020-25242
CVE-2020-25242
Description
A vulnerability has been identified in SIMATIC NET CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Lean (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Standard (incl. SIPLUS variants) (All versions). Specially crafted packets sent to TCP port 102 could cause a Denial-of-Service condition on the affected devices. A cold restart might be necessary in order to recover.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9- Range: All versions
- Range: All versions
- Range: All versions
- Range: All versions
All versions+ 1 more
- (no CPE)range: All versions
- (no CPE)range: All versions
- cpe:2.3:o:siemens:simatic_net_cp_343-1_advanced_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_net_cp_343-1_lean_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_net_cp_343-1_standard_firmware:*:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
2- cert-portal.siemens.com/productcert/pdf/ssa-676775.pdfnvdVendor Advisory
- us-cert.cisa.gov/ics/advisories/icsa-21-131-07nvdThird Party AdvisoryUS Government Resource
News mentions
0No linked articles in our index yet.