CVE-2019-19279

HIGH

SIPROTEC 4 and SIPROTEC Compact - Denial of Service via Crafted UDP Packets to Port 50000

Title source: llm
STIX 2.1

Description

A vulnerability has been identified in SIPROTEC 4 and SIPROTEC Compact relays equipped with EN100 Ethernet communication modules (All versions). Specially crafted packets sent to port 50000/UDP of the EN100 Ethernet communication modules could cause a Denial-of-Service of the affected device. A manual reboot is required to recover the service of the device. At the time of advisory publication no public exploitation of this security vulnerability was known to Siemens.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0027
EPSS Percentile 50.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (2)
siemens/siprotec_4
siemens/siprotec_compact
Published Mar 10, 2020
Tracked Since Feb 18, 2026