https://cve.radiocsirt.org/rss/recent/all/10 Most recent entries from all 2026-10-06T07:12:25.380923+00:00 Vulnerability-Lookup csirt@opendfir.org python-feedgen Contains only the most 10 recent entries. https://cve.radiocsirt.org/vuln/cve-2021-25663 CVE-2021-25663 2026-10-06T07:12:25.412849+00:00

Affected: Siemens Capital Embedded AR Classic 431-422, Siemens Capital Embedded AR Classic R20-11, Siemens Nucleus NET, Siemens Nucleus ReadyStart V3, Siemens Nucleus ReadyStart V4, Siemens Nucleus Source Code

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus ReadyStart V4 (All versions < V4.1.0), Nucleus Source Code (All versions including affected IPv6 stack). The function that processes IPv6 headers does not check the lengths of extension header options, allowing attackers to put this function into an infinite loop with crafted length values.