8.8

CVE-2023-22614

Exploit
An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There is insufficient input validation in BIOS Guard updates. An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Insyde ≫ Insydeh2o Version 05.42.52.0026
Insyde ≫ Insydeh2o Version 05.43.01.0026
Insyde ≫ Insydeh2o Version 05.43.12.0056
Insyde ≫ Insydeh2o Version 05.44.34.0054
Insyde ≫ Insydeh2o Version 05.44.45.0015
Insyde ≫ Insydeh2o Version 05.44.45.0028
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.38% 0.294
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.8 2 6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CISA-ADP 8.8 2 6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://www.insyde.com/security-pledge
Vendor Advisory
https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/
Third Party Advisory
Exploit
https://www.insyde.com/security-pledge/SA-2023020
Vendor Advisory