CVEvulnerability

CVE-2021-33625

7.5 HIGH Published 2022-02-03 Modified 2026-08-11 Official page ↗
Status
Modified
Published
2022-02-03
Last modified
2026-08-11
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.9 MEDIUM — AV:L/AC:M/Au:N/C:C/I:C/A:C
Weaknesses
CWE-119

Description

An issue was discovered in Kernel 5.x in Insyde InsydeH2O, affecting HddPassword. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses.

Affected configurations

• insyde insydeh2o (>= 5.1 < 5.16.23) • insyde insydeh2o (>= 5.2 < 5.26.23) • insyde insydeh2o (>= 5.3 < 5.35.23) • insyde insydeh2o (>= 5.4 < 5.43.22) • insyde insydeh2o (>= 5.5 < 5.51.22) • netapp fas\/aff bios • siemens ruggedcom ape1808 firmware • siemens simatic field pg m5 firmware • siemens simatic ipc127e firmware • siemens simatic itp1000 firmware • siemens simatic ipc277g firmware • siemens simatic ipc227g firmware • siemens simatic ipc327g firmware • siemens simatic ipc377g firmware • siemens simatic ipc427e firmware • siemens simatic ipc477e firmware • siemens simatic ipc477e pro firmware • siemens simatic ipc627e firmware • siemens simatic ipc647e firmware • siemens simatic ipc677e firmware • siemens simatic ipc847e firmware • siemens simatic field pg m6 firmware

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References