CVE-2020-8336

Lenovo implemented Intel CSME Anti-rollback ARB protections on some ThinkPad models to prevent roll back of CSME Firmware in flash.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.4 MEDIUM
PHYSICAL
HIGH
NONE
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
lenovoCNA
6.4 MEDIUM
PHYSICAL
HIGH
NONE
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
VendorProductVersion
lenovothinkpad_e14_firmware
𝑥
< 2020-07-10
lenovothinkpad_e15_firmware
𝑥
< 2020-07-10
lenovothinkpad_r14_firmware
𝑥
< 2020-07-10
lenovothinkpad_s3_gen_2_firmware
𝑥
< 2020-07-10
lenovothinkpad_e490s_firmware
𝑥
< 2020-07-10
lenovothinkpad_s3_firmware
𝑥
< 2020-07-10
lenovothinkpad_e490_firmware
𝑥
< 2020-07-10
lenovothinkpad_e590_firmware
𝑥
< 2020-07-10
lenovothinkpad_r490_firmware
𝑥
< 2020-07-10
lenovothinkpad_r590_firmware
𝑥
< 2020-07-10
lenovothinkpad_l13_1st_gen_firmware
𝑥
< 2020-07-10
lenovothinkpad_l1415_gen_1_firmware
𝑥
< 2020-07-10
lenovothinkpad_l390_yoga_firmware
𝑥
< 2020-07-10
lenovothinkpad_s2_yoga_4th_gen_firmware
𝑥
< 2020-07-10
lenovothinkpad_l490_firmware
𝑥
< 2020-07-10
lenovothinkpad_l590_firmware
𝑥
< 2020-07-10
𝑥
= Vulnerable software versions
References
https://support.lenovo.com/us/en/product_security/LEN-30042
https://support.lenovo.com/us/en/product_security/LEN-30042