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.
Metrics
CVSS 2.0 2.1/10
AV:L/AC:L/Au:N/C:P/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://securityreason.com/securityalert/4207
- http://www.ivizsecurity.com/preboot-patch.html
- http://www.ivizsecurity.com/research/preboot/preboot_whitepaper.pdf
- http://www.securityfocus.com/archive/1/495808/100/0/threaded
- http://securityreason.com/securityalert/4207
- http://www.ivizsecurity.com/preboot-patch.html
- http://www.ivizsecurity.com/research/preboot/preboot_whitepaper.pdf
- http://www.securityfocus.com/archive/1/495808/100/0/threaded
Timeline
- Published
- Sep 3, 2008
- Last modified
- Jun 16, 2026
- NVD status
- Modified