Siemens SIMATIC IPCs
MentionsSiemens
View CSAF Summary The products listed below contain a vulnerability that could allow an attacker to boot an operating system or UEFI application signed with that test key, bypassing UEFI Secure Boot protections even when Secure Boot is enabled. Siemens has released new versions for the affected products and recommends to update to the latest versions.
Summary from CISA Advisories.
Explained
The technology and terms in this story. Learn more
- TechnologyUEFIThe firmware that starts a computer before the operating system loads.
- DefenceSecure BootA firmware check that only lets signed, trusted boot loaders start the computer.
- ConceptCVSS · Common Vulnerability Scoring SystemA 0–10 score for how severe a vulnerability is in theory.
- ConceptCVE · Common Vulnerabilities and ExposuresThe public ID system for vulnerabilities, such as CVE-2026-12345, so everyone means the same bug.
Why it was possible
The weaknesses behind this story's CVEs, from each CVE Record.
Vulnerabilities in this story
Severity and exploitation facts from NVD, FIRST, and CISA.