CVE-2023-22613

An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5

High · published April 11, 2023

CVSS v3.1
8.8
EPSS
0%
Percentile
11.0
In the wild
Unconfirmed
What it is

An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. It is possible to write to an attacker-controlled address. An attacker could invoke an SMI handler with a malformed pointer in RCX that overlaps SMRAM, resulting in SMM memory corruption.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00212 · 11.0th percentile
Published
2023-04-11T00:00Z
EPSS history
Timeline
  • 11 APR 00:00Z
    An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5
    cvelistv5