Unrated severityNVD Advisory· Published Sep 3, 2008· Updated Jun 16, 2026

CVE-2008-3894

Description

IBM Lenovo firmware 7CETB5WW 2.05 stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer after use, which allows local users to obtain sensitive information by reading the physical memory locations associated with this buffer.

Affected products

IBM/Lenovo 7cetb5ww
cpe:2.3:h:ibm:lenovo_7cetb5ww:2.05:*:*:*:*:*:*:*
IBM/Lenovo firmwarellm-create
Range: 2.05

Patches

Vulnerability mechanics

References

securityreason.com/securityalert/4207nvd
www.ivizsecurity.com/preboot-patch.htmlnvd
www.ivizsecurity.com/research/preboot/preboot_whitepaper.pdfnvd
www.securityfocus.com/archive/1/495808/100/0/threadednvd

News mentions

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