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CVE-2021-42554

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 Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

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: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