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CVE-2021-41838

HIGH(8.2)

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Risk Signal Score21/100 — NIEDRIG
  • CVSS 8.2 — Hoch

Erwähnungen (letzte 60 Tage)

Artikel

EPSS-Score

0.3%

Exploit-Wahrscheinlichkeit (30 Tage)

CVSS Score

8.2

Technische Schwere

Beschreibung

An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary code. This occurs because of a Numeric Range Comparison Without a Minimum Check.

Betroffene Produkte

  • cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
  • cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
  • cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
  • cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
  • cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_field_pg_m5_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_field_pg_m6_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc127e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc227g_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc277g_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc327g_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc377g_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc427e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc477e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc627e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc647e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc677e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_ipc847e_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:siemens:simatic_itp1000_firmware:*:*:*:*:*:*:*:*

Referenzen