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Case File

CVE-2020-15783

HIGH · CVSS 7.5 EPSS 1.65%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-11-12 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may lead to a denial-of-service condition.

CVE
CVE-2020-15783
Severity
HIGH
CVSS
7.5
EPSS
1.65%

Original NVD Description

A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC TDC CPU555 (All versions), SINUMERIK 840D sl (All versions). Sending multiple specially crafted packets to the affected devices could cause a Denial-of-Service on port 102. A cold restart is required to recover the service.

Related CVEs

Other vulnerabilities affecting the same vendor(s)