SecBoard
Zurück zur CVE-Übersicht

CVE-2021-45971

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 Insyde InsydeH2O with kernel 5.1 before 05.16.25, 5.2 before 05.26.25, 5.3 before 05.35.25, 5.4 before 05.43.25, and 5.5 before 05.51.25. A vulnerability exists in the SMM (System Management Mode) branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointer (CommBufferData).

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:*:*:*:*:*:*:*:*

Referenzen