VULNERABILITY INTELLIGENCE
CVE-2022-35893
CVSS score8.2 HIGH
EPSS probability0.23%
CISA KEVNot currently listed
Published2022-09-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Weakness classification
- nvd@nist.gov: CWE-20
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-20
Primary references
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory