CVEvulnerability

CVE-2023-27373

5.5 MEDIUM Published 2023-08-07 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-08-07
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weaknesses
CWE-20

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. Due to insufficient input validation, an attacker can tamper with a runtime-accessible EFI variable to cause a dynamic BAR setting to overlap SMRAM.

Affected configurations

• insyde insydeh2o 5.0 • insyde insydeh2o 5.1 • insyde insydeh2o 5.2 • insyde insydeh2o 5.3 • insyde insydeh2o 5.4 • insyde insydeh2o 5.5

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References