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Fencer Intel
medium 6.7

CVE-2020-8353 json

Prior to August 10, 2020, some Lenovo Desktop and Workstation systems were shipped with the Embedded Host Based Configuration (EHBC) featur…

published 5y ago modified 4mo ago also EUVD-2020-29220

cvss
6.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

Prior to August 10, 2020, some Lenovo Desktop and Workstation systems were shipped with the Embedded Host Based Configuration (EHBC) feature of Intel AMT enabled. This could allow an administrative user with local access to configure Intel AMT.

Patch / fix

  • lenovo thinkcentre_m80t_firmware 2020-08-10
  • lenovo thinkcentre_m80s_firmware 2020-08-10
  • lenovo thinkcentre_m90t_firmware 2020-08-10
  • lenovo thinkcentre_m90s_firmware 2020-08-10
  • lenovo thinkcentre_m910z_firmware 2020-08-10
  • lenovo thinkcentre_m920s_firmware 2020-08-10
  • lenovo thinkcentre_m920t_firmware 2020-08-10
  • lenovo thinkcentre_m920q_firmware 2020-08-10
  • lenovo thinkcentre_m920z_firmware 2020-08-10
  • lenovo thinkstation_p330t_firmware 2020-08-10
  • lenovo thinkstation_p330s_firmware 2020-08-10
  • lenovo thinkstation_p330_tiny_firmware 2020-08-10
  • lenovo thinkstation_p340t_firmware 2020-08-10
  • lenovo thinkstation_p340s_firmware 2020-08-10

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Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • support.lenovo.com https://support.lenovo.com/us/en/product_security/LEN-44725 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Lenovo Desktop and Workstation systems

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.