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Thinkpad T495 Drift Firmware

thinkpad_t495_drift_firmware

Vendor: Lenovo • 2 CVEs

CVEs (2)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
CVE-2020-8341
1Lenovo
10Thinkpad T490 (20nx) Firmware
Thinkpad T490 (20qx) FirmwareThinkpad T490 (20rx) Firmware+7 more
Nov 21, 2024
Sep 1, 2020
N/A· v4
2.4 LOW· v3
2.1 LOW· v2
In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this provides sufficient protection, an additional layer of protection is provided by SPI Protected Range Registers (PRx). After...Show more
In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this provides sufficient protection, an additional layer of protection is provided by SPI Protected Range Registers (PRx). After resuming from S3 sleep mode in various versions of BIOS for some Lenovo ThinkPad systems, the PRx is not set. This does not impact the SMM BIOS Write Protection, which keeps systems protected.Show less
CVE-2020-8335
1Lenovo
8Thinkpad A275 Firmware
Thinkpad A285 FirmwareThinkpad A475 Firmware+5 more
Nov 21, 2024
Sep 1, 2020
N/A· v4
6.8 MEDIUM· v3
4.6 MEDIUM· v2
The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w...Show more
The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access.Show less