cbcvebase.
CVE-2021-3453
published 2021-07-16

CVE-2021-3453: Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access…

PriorityP417medium4.6CVSS 3.1
AVPACLPRNUINSUCNIHAN
EPSS
0.24%
14.9th percentile
Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage.

Affected

9 ranges
VendorProductVersion rangeFixed in
lenovobios——
lenovoideacentre_aio_5-24imb05_firmware< 2021-09-302021-09-30
lenovoideacentre_aio_5-74imb05_firmware< 2021-09-302021-09-30
lenovothinkpad_helix_firmware——
lenovothinkpad_t550_firmware——
lenovothinkpad_w550s_firmware——
lenovothinkpad_x1_carbon_3rd_gen_firmware——
lenovothinkpad_x250_firmware——
lenovothinkpad_yoga_15_firmware——

CVSS provenance

nvdv3.14.6MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
nvdv2.02.1LOWAV:L/AC:L/Au:N/C:N/I:P/A:N
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