System x Secure Boot Vulnerability - US

Lenovo Security Advisory: LEN-20241 Potential Impact: Booting unauthenticated code Severity: High Scope of Impact: Lenovo-only CVE Identifier: CVE-2017-3775 Summary Description: Lenovo internal testing discovered some System x server BIOS/UEFI versions that, when Secure Boot mode is enabled by a...

System x Secure Boot Vulnerability - Lenovo Support US

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Lenovo Patches Arbitrary Code Execution Flaw

Lenovo issued a pair of security advisories on Friday for its popular ThinkPad line and System x servers. One bug is tied to an authentication flaw in the Secure Boot process; and the other to a vulnerability that would allow for arbitrary code execution. The company’s internal testing team...

CVE-2017-3775

CVE-2017-3775 affects Lenovo System x server BIOS/UEFI where, when Secure Boot is enabled, some versions fail to properly authenticate signed code before boot. This could allow an attacker with physical access to boot unsigned code. Lenovo’s advisory LEN-20241 recommends applying the relevant BIO...