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certfr-2021-avi-255 — De multiples vulnérabilités ont été découvertes dans les produits Siemens. Certaines d'entre elles permettent à un atta…

certfr-2021-avi-255

cnvd-2021-28698

EUVD-2026-25513

fkie_cve-2021-27393

A vulnerability has been identified in Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2013.08), Nucleus Source Code (Versions including affected DNS modules). The DNS client does not properly randomize UDP port numbers of DNS requests. That could allow an attacker to poison the DNS cache or spoof DNS resolving.

GHSA-x7x4-r59j-h6w9

A vulnerability has been identified in Nucleus NET (All versions), Nucleus RTOS (versions including affected DNS modules), Nucleus ReadyStart (All versions < V2013.08), Nucleus Source Code (versions including affected DNS modules), VSTAR (versions including affected DNS modules). The DNS client does not properly randomize UDP port numbers of DNS requests. That could allow an attacker to poison the DNS cache or spoof DNS resolving.

gsd-2021-27393

ICSA-21-103-14 — Siemens Nucleus DNS (Update A)

The DNS client does not properly randomize UDP port numbers of DNS requests. That could allow an attacker to poison the DNS cache or spoof DNS resolving.

WID-SEC-W-2023-1986 — NAME:WRECK: Mehrere Schwachstellen in TCP/IP Stacks

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Siemens Nucleus Net, Siemens Nucleus RTOS, Microsoft Azure RTOS NetX und Wind River VxWorks ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen oder einen Denial of Service zu verursachen.